Search by part number, size, or description.

Latest News, Catalogues and Info Sheets

Click the category shown above search results to see items similar to the product displayed.

Collection: Screws - Button - Socket - Alloy Steel

Screws (With Images)

Button

Socket

289 Products in this selection

UNC - UNF - METRIC.
Imperial Sizes to ANSI B18.3.
Metric Sizes to DIN7380.

Additional resources:
PDF Screws Catalogue
Washers
Nuts

A more concise listing may be found on the Smallparts store at Screws - Button - Socket - Alloy Steel. Smallparts promote the most popular MBA products.

Thread Size (C)	Thread Length (L)	Material	Max Head Diameter	Max Head Height	Indicative Image
Thread Size (C) 4-40 UNC (2.85mm)	Thread Length (L) 6.4 mm _{(0.252 in.)}	Material Alloy Steel	Max Head Diameter 5.4 mm	Max Head Height 1.5 mm
Material: Steel Alloy Hex Key (D): 1.59 (1/16) mm Pitch: 0.635 mm Threads Per Inch: 40 TPI
Part Number: SC028C-006-B-SK-C (20 Pcs) Button Screws - 4-40 UNC -2.85mm- 6.4 mm - Alloy Steel 4 units (80 pcs) Available Immediately \| Further orders can be expected around Fri, Jul 11, 2025 Regular price $3.77 AUD Regular price Sale price $3.77 AUD Unit price per Per 20
Thread Size (C)	Thread Length (L)	Material	Max Head Diameter	Indicative Image
Thread Size (C) 4-40 UNC (2.85mm)	Thread Length (L) 6.4 mm _{(0.252 in.)}	Material Alloy Steel	Max Head Diameter 5.4 mm
Material: Steel Alloy Max Head Height: 1.5 mm Hex Key (D): 1.59 (1/16) mm Pitch: 0.635 mm Threads Per Inch: 40 TPI
Part Number: SC028C-006-B-SK-C (20 Pcs) Button Screws - 4-40 UNC -2.85mm- 6.4 mm - Alloy Steel 4 units (80 pcs) Available Immediately \| Further orders can be expected around Fri, Jul 11, 2025 Regular price $3.77 AUD Regular price Sale price $3.77 AUD Unit price per Per 20 View the product page first if you are unsure.
SC028C-006-B-SK-C (20 Pcs) --- Button Screws - 4-40 UNC -2.85mm- 6.4 mm - Alloy Steel SC028C-006-B-SK-C (20 Pcs) --- Button Screws - 4-40 UNC -2.85mm- 6.4 mm - Alloy Steel Regular price $3.77 AUD Regular price Sale price $3.77 AUD Unit price per 4 Available Now
Thread Size (C) 4-40 UNC (2.85mm)	Thread Length (L) 7.9 mm _{(0.311 in.)}	Material Alloy Steel	Max Head Diameter 5.4 mm	Max Head Height 1.5 mm
Material: Steel Alloy Hex Key (D): 1.59 (1/16) mm Pitch: 0.635 mm Threads Per Inch: 40 TPI
Part Number: SC028C-007-B-SK-C (100 Pcs) Button Screws - 4-40 UNC -2.85mm- 7.9 mm - Alloy Steel Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jul 11, 2025 Regular price $25.05 AUD Regular price Sale price $25.05 AUD Unit price per Per 100
Thread Size (C) 4-40 UNC (2.85mm)	Thread Length (L) 7.9 mm _{(0.311 in.)}	Material Alloy Steel	Max Head Diameter 5.4 mm
Material: Steel Alloy Max Head Height: 1.5 mm Hex Key (D): 1.59 (1/16) mm Pitch: 0.635 mm Threads Per Inch: 40 TPI
Part Number: SC028C-007-B-SK-C (100 Pcs) Button Screws - 4-40 UNC -2.85mm- 7.9 mm - Alloy Steel Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jul 11, 2025 Regular price $25.05 AUD Regular price Sale price $25.05 AUD Unit price per Per 100 View the product page first if you are unsure.
SC028C-007-B-SK-C (100 Pcs) --- Button Screws - 4-40 UNC -2.85mm- 7.9 mm - Alloy Steel SC028C-007-B-SK-C (100 Pcs) --- Button Screws - 4-40 UNC -2.85mm- 7.9 mm - Alloy Steel Regular price $25.05 AUD Regular price Sale price $25.05 AUD Unit price per Out of stock! Backorder Now
Thread Size (C) 4-40 UNC (2.85mm)	Thread Length (L) 9.5 mm _{(0.374 in.)}	Material Alloy Steel	Max Head Diameter 5.4 mm	Max Head Height 1.5 mm
Material: Steel Alloy Hex Key (D): 1.59 (1/16) mm Pitch: 0.635 mm Threads Per Inch: 40 TPI
Part Number: SC028C-010-B-SK-C (20 Pcs) Button Screws - 4-40 UNC -2.85mm- 9.5 mm - Alloy Steel 1 pack (20 pcs) Available Immediately \| Further orders can be expected around Fri, Jul 11, 2025 Regular price $5.05 AUD Regular price Sale price $5.05 AUD Unit price per Per 20
Thread Size (C) 4-40 UNC (2.85mm)	Thread Length (L) 9.5 mm _{(0.374 in.)}	Material Alloy Steel	Max Head Diameter 5.4 mm
Material: Steel Alloy Max Head Height: 1.5 mm Hex Key (D): 1.59 (1/16) mm Pitch: 0.635 mm Threads Per Inch: 40 TPI
Part Number: SC028C-010-B-SK-C (20 Pcs) Button Screws - 4-40 UNC -2.85mm- 9.5 mm - Alloy Steel 1 pack (20 pcs) Available Immediately \| Further orders can be expected around Fri, Jul 11, 2025 Regular price $5.05 AUD Regular price Sale price $5.05 AUD Unit price per Per 20 View the product page first if you are unsure.
SC028C-010-B-SK-C (20 Pcs) --- Button Screws - 4-40 UNC -2.85mm- 9.5 mm - Alloy Steel SC028C-010-B-SK-C (20 Pcs) --- Button Screws - 4-40 UNC -2.85mm- 9.5 mm - Alloy Steel Regular price $5.05 AUD Regular price Sale price $5.05 AUD Unit price per 1 Available Now
Thread Size (C) 4-40 UNC (2.85mm)	Thread Length (L) 12.7 mm _{(0.5 in.)}	Material Alloy Steel	Max Head Diameter 5.4 mm	Max Head Height 1.5 mm
Material: Steel Alloy Hex Key (D): 1.59 (1/16) mm Pitch: 0.635 mm Threads Per Inch: 40 TPI
Part Number: SC028C-013-B-SK-C (20 Pcs) Button Screws - 4-40 UNC -2.85mm- 12.7 mm - Alloy Steel 11 units (220 pcs) Available Immediately \| Further orders can be expected around Fri, Jul 11, 2025 Regular price $5.23 AUD Regular price Sale price $5.23 AUD Unit price per Per 20
Thread Size (C) 4-40 UNC (2.85mm)	Thread Length (L) 12.7 mm _{(0.5 in.)}	Material Alloy Steel	Max Head Diameter 5.4 mm
Material: Steel Alloy Max Head Height: 1.5 mm Hex Key (D): 1.59 (1/16) mm Pitch: 0.635 mm Threads Per Inch: 40 TPI
Part Number: SC028C-013-B-SK-C (20 Pcs) Button Screws - 4-40 UNC -2.85mm- 12.7 mm - Alloy Steel 11 units (220 pcs) Available Immediately \| Further orders can be expected around Fri, Jul 11, 2025 Regular price $5.23 AUD Regular price Sale price $5.23 AUD Unit price per Per 20 View the product page first if you are unsure.
SC028C-013-B-SK-C (20 Pcs) --- Button Screws - 4-40 UNC -2.85mm- 12.7 mm - Alloy Steel SC028C-013-B-SK-C (20 Pcs) --- Button Screws - 4-40 UNC -2.85mm- 12.7 mm - Alloy Steel Regular price $5.23 AUD Regular price Sale price $5.23 AUD Unit price per 11 Available Now
Thread Size (C) 4-40 UNC (2.85mm)	Thread Length (L) 15.9 mm _{(0.626 in.)}	Material Alloy Steel	Max Head Diameter 5.4 mm	Max Head Height 1.5 mm
Material: Steel Alloy Hex Key (D): 1.59 (1/16) mm Pitch: 0.635 mm Threads Per Inch: 40 TPI
Part Number: SC028C-016-B-SK-C (100 Pcs) Button Screws - 4-40 UNC -2.85mm- 15.9 mm - Alloy Steel Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jul 11, 2025 Regular price $37.77 AUD Regular price Sale price $37.77 AUD Unit price per Per 100
Thread Size (C) 4-40 UNC (2.85mm)	Thread Length (L) 15.9 mm _{(0.626 in.)}	Material Alloy Steel	Max Head Diameter 5.4 mm
Material: Steel Alloy Max Head Height: 1.5 mm Hex Key (D): 1.59 (1/16) mm Pitch: 0.635 mm Threads Per Inch: 40 TPI
Part Number: SC028C-016-B-SK-C (100 Pcs) Button Screws - 4-40 UNC -2.85mm- 15.9 mm - Alloy Steel Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jul 11, 2025 Regular price $37.77 AUD Regular price Sale price $37.77 AUD Unit price per Per 100 View the product page first if you are unsure.
SC028C-016-B-SK-C (100 Pcs) --- Button Screws - 4-40 UNC -2.85mm- 15.9 mm - Alloy Steel SC028C-016-B-SK-C (100 Pcs) --- Button Screws - 4-40 UNC -2.85mm- 15.9 mm - Alloy Steel Regular price $37.77 AUD Regular price Sale price $37.77 AUD Unit price per Out of stock! Backorder Now
Thread Size (C) 4-40 UNC (2.85mm)	Thread Length (L) 19.1 mm _{(0.752 in.)}	Material Alloy Steel	Max Head Diameter 5.4 mm	Max Head Height 1.5 mm
Material: Steel Alloy Hex Key (D): 1.59 (1/16) mm Pitch: 0.635 mm Threads Per Inch: 40 TPI
Part Number: SC028C-019-B-SK-C (100 Pcs) Button Screws - 4-40 UNC -2.85mm- 19.1 mm - Alloy Steel Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jul 11, 2025 Regular price $41.59 AUD Regular price Sale price $41.59 AUD Unit price per Per 100
Thread Size (C) 4-40 UNC (2.85mm)	Thread Length (L) 19.1 mm _{(0.752 in.)}	Material Alloy Steel	Max Head Diameter 5.4 mm
Material: Steel Alloy Max Head Height: 1.5 mm Hex Key (D): 1.59 (1/16) mm Pitch: 0.635 mm Threads Per Inch: 40 TPI
Part Number: SC028C-019-B-SK-C (100 Pcs) Button Screws - 4-40 UNC -2.85mm- 19.1 mm - Alloy Steel Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jul 11, 2025 Regular price $41.59 AUD Regular price Sale price $41.59 AUD Unit price per Per 100 View the product page first if you are unsure.
SC028C-019-B-SK-C (100 Pcs) --- Button Screws - 4-40 UNC -2.85mm- 19.1 mm - Alloy Steel SC028C-019-B-SK-C (100 Pcs) --- Button Screws - 4-40 UNC -2.85mm- 19.1 mm - Alloy Steel Regular price $41.59 AUD Regular price Sale price $41.59 AUD Unit price per Out of stock! Backorder Now
Thread Size (C) 4-40 UNC (2.85mm)	Thread Length (L) 25.4 mm _{(1 in.)}	Material Alloy Steel	Max Head Diameter 5.4 mm	Max Head Height 1.5 mm
Material: Steel Alloy Hex Key (D): 1.59 (1/16) mm Pitch: 0.635 mm Threads Per Inch: 40 TPI
Part Number: SC028C-025-B-SK-C (100 Pcs) Button Screws - 4-40 UNC -2.85mm- 25.4 mm - Alloy Steel Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jul 11, 2025 Regular price $53.68 AUD Regular price Sale price $53.68 AUD Unit price per Per 100
Thread Size (C) 4-40 UNC (2.85mm)	Thread Length (L) 25.4 mm _{(1 in.)}	Material Alloy Steel	Max Head Diameter 5.4 mm
Material: Steel Alloy Max Head Height: 1.5 mm Hex Key (D): 1.59 (1/16) mm Pitch: 0.635 mm Threads Per Inch: 40 TPI
Part Number: SC028C-025-B-SK-C (100 Pcs) Button Screws - 4-40 UNC -2.85mm- 25.4 mm - Alloy Steel Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jul 11, 2025 Regular price $53.68 AUD Regular price Sale price $53.68 AUD Unit price per Per 100 View the product page first if you are unsure.
SC028C-025-B-SK-C (100 Pcs) --- Button Screws - 4-40 UNC -2.85mm- 25.4 mm - Alloy Steel SC028C-025-B-SK-C (100 Pcs) --- Button Screws - 4-40 UNC -2.85mm- 25.4 mm - Alloy Steel Regular price $53.68 AUD Regular price Sale price $53.68 AUD Unit price per Out of stock! Backorder Now
Thread Size (C) M3 (3x0.5mm)	Thread Length (L) 5 mm _{(0.197 in.)}	Material Alloy Steel	Max Head Diameter 5.7 mm	Max Head Height 1.7 mm
Material: Steel Alloy Hex Key (D): 2.00 mm Pitch: 0.500 mm Threads Per Inch: 50.8 TPI
Part Number: SC030M-005-B-SK-C (50 Pcs) Button Screws - M3 -3x0.5mm- 5 mm - Alloy Steel Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jul 11, 2025 Regular price $7.77 AUD Regular price Sale price $7.77 AUD Unit price per Per 50
Thread Size (C) M3 (3x0.5mm)	Thread Length (L) 5 mm _{(0.197 in.)}	Material Alloy Steel	Max Head Diameter 5.7 mm
Material: Steel Alloy Max Head Height: 1.7 mm Hex Key (D): 2.00 mm Pitch: 0.500 mm Threads Per Inch: 50.8 TPI
Part Number: SC030M-005-B-SK-C (50 Pcs) Button Screws - M3 -3x0.5mm- 5 mm - Alloy Steel Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jul 11, 2025 Regular price $7.77 AUD Regular price Sale price $7.77 AUD Unit price per Per 50 View the product page first if you are unsure.
SC030M-005-B-SK-C (50 Pcs) --- Button Screws - M3 -3x0.5mm- 5 mm - Alloy Steel SC030M-005-B-SK-C (50 Pcs) --- Button Screws - M3 -3x0.5mm- 5 mm - Alloy Steel Regular price $7.77 AUD Regular price Sale price $7.77 AUD Unit price per Out of stock! Backorder Now
Thread Size (C) M3 (3x0.5mm)	Thread Length (L) 6 mm _{(0.236 in.)}	Material Alloy Steel	Max Head Diameter 5.7 mm	Max Head Height 1.7 mm
Material: Steel Alloy Hex Key (D): 2.00 mm Pitch: 0.500 mm Threads Per Inch: 50.8 TPI
Part Number: SC030M-006-B-SK-C (50 Pcs) Button Screws - M3 -3x0.5mm- 6 mm - Alloy Steel 4 units (200 pcs) Available Immediately \| Further orders can be expected around Fri, Jul 11, 2025 Regular price $8.05 AUD Regular price Sale price $8.05 AUD Unit price per Per 50
Thread Size (C) M3 (3x0.5mm)	Thread Length (L) 6 mm _{(0.236 in.)}	Material Alloy Steel	Max Head Diameter 5.7 mm
Material: Steel Alloy Max Head Height: 1.7 mm Hex Key (D): 2.00 mm Pitch: 0.500 mm Threads Per Inch: 50.8 TPI
Part Number: SC030M-006-B-SK-C (50 Pcs) Button Screws - M3 -3x0.5mm- 6 mm - Alloy Steel 4 units (200 pcs) Available Immediately \| Further orders can be expected around Fri, Jul 11, 2025 Regular price $8.05 AUD Regular price Sale price $8.05 AUD Unit price per Per 50 View the product page first if you are unsure.
SC030M-006-B-SK-C (50 Pcs) --- Button Screws - M3 -3x0.5mm- 6 mm - Alloy Steel SC030M-006-B-SK-C (50 Pcs) --- Button Screws - M3 -3x0.5mm- 6 mm - Alloy Steel Regular price $8.05 AUD Regular price Sale price $8.05 AUD Unit price per 4 Available Now
Thread Size (C) M3 (3x0.5mm)	Thread Length (L) 8 mm _{(0.315 in.)}	Material Alloy Steel	Max Head Diameter 5.7 mm	Max Head Height 1.7 mm
Material: Steel Alloy Hex Key (D): 2.00 mm Pitch: 0.500 mm Threads Per Inch: 50.8 TPI
Part Number: SC030M-008-B-SK-C (20 Pcs) Button Screws - M3 -3x0.5mm- 8 mm - Alloy Steel 17 units (340 pcs) Available Immediately \| Further orders can be expected around Fri, Jul 11, 2025 Regular price $3.95 AUD Regular price Sale price $3.95 AUD Unit price per Per 20
Thread Size (C) M3 (3x0.5mm)	Thread Length (L) 8 mm _{(0.315 in.)}	Material Alloy Steel	Max Head Diameter 5.7 mm
Material: Steel Alloy Max Head Height: 1.7 mm Hex Key (D): 2.00 mm Pitch: 0.500 mm Threads Per Inch: 50.8 TPI
Part Number: SC030M-008-B-SK-C (20 Pcs) Button Screws - M3 -3x0.5mm- 8 mm - Alloy Steel 17 units (340 pcs) Available Immediately \| Further orders can be expected around Fri, Jul 11, 2025 Regular price $3.95 AUD Regular price Sale price $3.95 AUD Unit price per Per 20 View the product page first if you are unsure.
SC030M-008-B-SK-C (20 Pcs) --- Button Screws - M3 -3x0.5mm- 8 mm - Alloy Steel SC030M-008-B-SK-C (20 Pcs) --- Button Screws - M3 -3x0.5mm- 8 mm - Alloy Steel Regular price $3.95 AUD Regular price Sale price $3.95 AUD Unit price per 17 Available Now
Thread Size (C) M3 (3x0.5mm)	Thread Length (L) 10 mm _{(0.394 in.)}	Material Alloy Steel	Max Head Diameter 5.7 mm	Max Head Height 1.7 mm
Material: Steel Alloy Hex Key (D): 2.00 mm Pitch: 0.500 mm Threads Per Inch: 50.8 TPI
Part Number: SC030M-010-B-SK-C (20 Pcs) Button Screws - M3 -3x0.5mm- 10 mm - Alloy Steel 12 units (240 pcs) Available Immediately \| Further orders can be expected around Fri, Jul 11, 2025 Regular price $4.05 AUD Regular price Sale price $4.05 AUD Unit price per Per 20
Thread Size (C) M3 (3x0.5mm)	Thread Length (L) 10 mm _{(0.394 in.)}	Material Alloy Steel	Max Head Diameter 5.7 mm
Material: Steel Alloy Max Head Height: 1.7 mm Hex Key (D): 2.00 mm Pitch: 0.500 mm Threads Per Inch: 50.8 TPI
Part Number: SC030M-010-B-SK-C (20 Pcs) Button Screws - M3 -3x0.5mm- 10 mm - Alloy Steel 12 units (240 pcs) Available Immediately \| Further orders can be expected around Fri, Jul 11, 2025 Regular price $4.05 AUD Regular price Sale price $4.05 AUD Unit price per Per 20 View the product page first if you are unsure.
SC030M-010-B-SK-C (20 Pcs) --- Button Screws - M3 -3x0.5mm- 10 mm - Alloy Steel SC030M-010-B-SK-C (20 Pcs) --- Button Screws - M3 -3x0.5mm- 10 mm - Alloy Steel Regular price $4.05 AUD Regular price Sale price $4.05 AUD Unit price per 12 Available Now
Thread Size (C) M3 (3x0.5mm)	Thread Length (L) 12 mm _{(0.472 in.)}	Material Alloy Steel	Max Head Diameter 5.7 mm	Max Head Height 1.7 mm
Material: Steel Alloy Hex Key (D): 2.00 mm Pitch: 0.500 mm Threads Per Inch: 50.8 TPI
Part Number: SC030M-012-B-SK-C (20 Pcs) Button Screws - M3 -3x0.5mm- 12 mm - Alloy Steel 30 units (600 pcs) Available Immediately \| Further orders can be expected around Fri, Jul 11, 2025 Regular price $4.68 AUD Regular price Sale price $4.68 AUD Unit price per Per 20
Thread Size (C) M3 (3x0.5mm)	Thread Length (L) 12 mm _{(0.472 in.)}	Material Alloy Steel	Max Head Diameter 5.7 mm
Material: Steel Alloy Max Head Height: 1.7 mm Hex Key (D): 2.00 mm Pitch: 0.500 mm Threads Per Inch: 50.8 TPI
Part Number: SC030M-012-B-SK-C (20 Pcs) Button Screws - M3 -3x0.5mm- 12 mm - Alloy Steel 30 units (600 pcs) Available Immediately \| Further orders can be expected around Fri, Jul 11, 2025 Regular price $4.68 AUD Regular price Sale price $4.68 AUD Unit price per Per 20 View the product page first if you are unsure.
SC030M-012-B-SK-C (20 Pcs) --- Button Screws - M3 -3x0.5mm- 12 mm - Alloy Steel SC030M-012-B-SK-C (20 Pcs) --- Button Screws - M3 -3x0.5mm- 12 mm - Alloy Steel Regular price $4.68 AUD Regular price Sale price $4.68 AUD Unit price per 30 Available Now
Thread Size (C) M3 (3x0.5mm)	Thread Length (L) 16 mm _{(0.63 in.)}	Material Alloy Steel	Max Head Diameter 5.7 mm	Max Head Height 1.7 mm
Material: Steel Alloy Hex Key (D): 2.00 mm Pitch: 0.500 mm Threads Per Inch: 50.8 TPI
Part Number: SC030M-016-B-SK-C (20 Pcs) Button Screws - M3 -3x0.5mm- 16 mm - Alloy Steel 38 units (760 pcs) Available Immediately \| Further orders can be expected around Fri, Jul 11, 2025 Regular price $5.05 AUD Regular price Sale price $5.05 AUD Unit price per Per 20
Thread Size (C) M3 (3x0.5mm)	Thread Length (L) 16 mm _{(0.63 in.)}	Material Alloy Steel	Max Head Diameter 5.7 mm
Material: Steel Alloy Max Head Height: 1.7 mm Hex Key (D): 2.00 mm Pitch: 0.500 mm Threads Per Inch: 50.8 TPI
Part Number: SC030M-016-B-SK-C (20 Pcs) Button Screws - M3 -3x0.5mm- 16 mm - Alloy Steel 38 units (760 pcs) Available Immediately \| Further orders can be expected around Fri, Jul 11, 2025 Regular price $5.05 AUD Regular price Sale price $5.05 AUD Unit price per Per 20 View the product page first if you are unsure.
SC030M-016-B-SK-C (20 Pcs) --- Button Screws - M3 -3x0.5mm- 16 mm - Alloy Steel SC030M-016-B-SK-C (20 Pcs) --- Button Screws - M3 -3x0.5mm- 16 mm - Alloy Steel Regular price $5.05 AUD Regular price Sale price $5.05 AUD Unit price per 38 Available Now
Thread Size (C) M3 (3x0.5mm)	Thread Length (L) 20 mm _{(0.787 in.)}	Material Alloy Steel	Max Head Diameter 5.7 mm	Max Head Height 1.7 mm
Material: Steel Alloy Hex Key (D): 2.00 mm Pitch: 0.500 mm Threads Per Inch: 50.8 TPI
Part Number: SC030M-020-B-SK-C (20 Pcs) Button Screws - M3 -3x0.5mm- 20 mm - Alloy Steel 11 units (220 pcs) Available Immediately \| Further orders can be expected around Fri, Jul 11, 2025 Regular price $5.77 AUD Regular price Sale price $5.77 AUD Unit price per Per 20
Thread Size (C) M3 (3x0.5mm)	Thread Length (L) 20 mm _{(0.787 in.)}	Material Alloy Steel	Max Head Diameter 5.7 mm
Material: Steel Alloy Max Head Height: 1.7 mm Hex Key (D): 2.00 mm Pitch: 0.500 mm Threads Per Inch: 50.8 TPI
Part Number: SC030M-020-B-SK-C (20 Pcs) Button Screws - M3 -3x0.5mm- 20 mm - Alloy Steel 11 units (220 pcs) Available Immediately \| Further orders can be expected around Fri, Jul 11, 2025 Regular price $5.77 AUD Regular price Sale price $5.77 AUD Unit price per Per 20 View the product page first if you are unsure.
SC030M-020-B-SK-C (20 Pcs) --- Button Screws - M3 -3x0.5mm- 20 mm - Alloy Steel SC030M-020-B-SK-C (20 Pcs) --- Button Screws - M3 -3x0.5mm- 20 mm - Alloy Steel Regular price $5.77 AUD Regular price Sale price $5.77 AUD Unit price per 11 Available Now
Thread Size (C) M3 (3x0.5mm)	Thread Length (L) 25 mm _{(0.984 in.)}	Material Alloy Steel	Max Head Diameter 5.7 mm	Max Head Height 1.7 mm
Material: Steel Alloy Hex Key (D): 2.00 mm Pitch: 0.500 mm Threads Per Inch: 50.8 TPI
Part Number: SC030M-025-B-SK-C (20 Pcs) Button Screws - M3 -3x0.5mm- 25 mm - Alloy Steel Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jul 11, 2025 Regular price $6.68 AUD Regular price Sale price $6.68 AUD Unit price per Per 20
Thread Size (C) M3 (3x0.5mm)	Thread Length (L) 25 mm _{(0.984 in.)}	Material Alloy Steel	Max Head Diameter 5.7 mm
Material: Steel Alloy Max Head Height: 1.7 mm Hex Key (D): 2.00 mm Pitch: 0.500 mm Threads Per Inch: 50.8 TPI
Part Number: SC030M-025-B-SK-C (20 Pcs) Button Screws - M3 -3x0.5mm- 25 mm - Alloy Steel Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jul 11, 2025 Regular price $6.68 AUD Regular price Sale price $6.68 AUD Unit price per Per 20 View the product page first if you are unsure.
SC030M-025-B-SK-C (20 Pcs) --- Button Screws - M3 -3x0.5mm- 25 mm - Alloy Steel SC030M-025-B-SK-C (20 Pcs) --- Button Screws - M3 -3x0.5mm- 25 mm - Alloy Steel Regular price $6.68 AUD Regular price Sale price $6.68 AUD Unit price per Out of stock! Backorder Now
Thread Size (C) M3 (3x0.5mm)	Thread Length (L) 30 mm _{(1.181 in.)}	Material Alloy Steel	Max Head Diameter 5.7 mm	Max Head Height 1.7 mm
Material: Steel Alloy Hex Key (D): 2.00 mm Pitch: 0.500 mm Threads Per Inch: 50.8 TPI
Part Number: SC030M-030-B-SK-C (100 Pcs) Button Screws - M3 -3x0.5mm- 30 mm - Alloy Steel Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jul 11, 2025 Regular price $46.68 AUD Regular price Sale price $46.68 AUD Unit price per Per 100
Thread Size (C) M3 (3x0.5mm)	Thread Length (L) 30 mm _{(1.181 in.)}	Material Alloy Steel	Max Head Diameter 5.7 mm
Material: Steel Alloy Max Head Height: 1.7 mm Hex Key (D): 2.00 mm Pitch: 0.500 mm Threads Per Inch: 50.8 TPI
Part Number: SC030M-030-B-SK-C (100 Pcs) Button Screws - M3 -3x0.5mm- 30 mm - Alloy Steel Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jul 11, 2025 Regular price $46.68 AUD Regular price Sale price $46.68 AUD Unit price per Per 100 View the product page first if you are unsure.
SC030M-030-B-SK-C (100 Pcs) --- Button Screws - M3 -3x0.5mm- 30 mm - Alloy Steel SC030M-030-B-SK-C (100 Pcs) --- Button Screws - M3 -3x0.5mm- 30 mm - Alloy Steel Regular price $46.68 AUD Regular price Sale price $46.68 AUD Unit price per Out of stock! Backorder Now
Thread Size (C) M3 (3x0.5mm)	Thread Length (L) 40 mm _{(1.575 in.)}	Material Alloy Steel	Max Head Diameter 5.7 mm	Max Head Height 1.7 mm
Material: Steel Alloy Hex Key (D): 2.00 mm Pitch: 0.500 mm Threads Per Inch: 50.8 TPI
Part Number: SC030M-040-B-SK-C (100 Pcs) Button Screws - M3 -3x0.5mm- 40 mm - Alloy Steel Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jul 11, 2025 Regular price $63.23 AUD Regular price Sale price $63.23 AUD Unit price per Per 100
Thread Size (C) M3 (3x0.5mm)	Thread Length (L) 40 mm _{(1.575 in.)}	Material Alloy Steel	Max Head Diameter 5.7 mm
Material: Steel Alloy Max Head Height: 1.7 mm Hex Key (D): 2.00 mm Pitch: 0.500 mm Threads Per Inch: 50.8 TPI
Part Number: SC030M-040-B-SK-C (100 Pcs) Button Screws - M3 -3x0.5mm- 40 mm - Alloy Steel Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jul 11, 2025 Regular price $63.23 AUD Regular price Sale price $63.23 AUD Unit price per Per 100 View the product page first if you are unsure.
SC030M-040-B-SK-C (100 Pcs) --- Button Screws - M3 -3x0.5mm- 40 mm - Alloy Steel SC030M-040-B-SK-C (100 Pcs) --- Button Screws - M3 -3x0.5mm- 40 mm - Alloy Steel Regular price $63.23 AUD Regular price Sale price $63.23 AUD Unit price per Out of stock! Backorder Now
Thread Size (C) 5-40 UNC (3.18mm)	Thread Length (L) 6.4 mm _{(0.252 in.)}	Material Alloy Steel	Max Head Diameter 6.0 mm	Max Head Height 1.7 mm
Material: Steel Alloy Hex Key (D): 1.98 (5/64) mm Pitch: 0.635 mm Threads Per Inch: 40 TPI
Part Number: SC032C-006-B-SK-C (100 Pcs) Button Screws - 5-40 UNC -3.18mm- 6.4 mm - Alloy Steel Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jul 11, 2025 Regular price $31.41 AUD Regular price Sale price $31.41 AUD Unit price per Per 100
Thread Size (C) 5-40 UNC (3.18mm)	Thread Length (L) 6.4 mm _{(0.252 in.)}	Material Alloy Steel	Max Head Diameter 6.0 mm
Material: Steel Alloy Max Head Height: 1.7 mm Hex Key (D): 1.98 (5/64) mm Pitch: 0.635 mm Threads Per Inch: 40 TPI
Part Number: SC032C-006-B-SK-C (100 Pcs) Button Screws - 5-40 UNC -3.18mm- 6.4 mm - Alloy Steel Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jul 11, 2025 Regular price $31.41 AUD Regular price Sale price $31.41 AUD Unit price per Per 100 View the product page first if you are unsure.
SC032C-006-B-SK-C (100 Pcs) --- Button Screws - 5-40 UNC -3.18mm- 6.4 mm - Alloy Steel SC032C-006-B-SK-C (100 Pcs) --- Button Screws - 5-40 UNC -3.18mm- 6.4 mm - Alloy Steel Regular price $31.41 AUD Regular price Sale price $31.41 AUD Unit price per Out of stock! Backorder Now
Thread Size (C) 5-40 UNC (3.18mm)	Thread Length (L) 9.5 mm _{(0.374 in.)}	Material Alloy Steel	Max Head Diameter 6.0 mm	Max Head Height 1.7 mm
Material: Steel Alloy Hex Key (D): 1.98 (5/64) mm Pitch: 0.635 mm Threads Per Inch: 40 TPI
Part Number: SC032C-010-B-SK-C (100 Pcs) Button Screws - 5-40 UNC -3.18mm- 9.5 mm - Alloy Steel Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jul 11, 2025 Regular price $39.05 AUD Regular price Sale price $39.05 AUD Unit price per Per 100
Thread Size (C) 5-40 UNC (3.18mm)	Thread Length (L) 9.5 mm _{(0.374 in.)}	Material Alloy Steel	Max Head Diameter 6.0 mm
Material: Steel Alloy Max Head Height: 1.7 mm Hex Key (D): 1.98 (5/64) mm Pitch: 0.635 mm Threads Per Inch: 40 TPI
Part Number: SC032C-010-B-SK-C (100 Pcs) Button Screws - 5-40 UNC -3.18mm- 9.5 mm - Alloy Steel Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jul 11, 2025 Regular price $39.05 AUD Regular price Sale price $39.05 AUD Unit price per Per 100 View the product page first if you are unsure.
SC032C-010-B-SK-C (100 Pcs) --- Button Screws - 5-40 UNC -3.18mm- 9.5 mm - Alloy Steel SC032C-010-B-SK-C (100 Pcs) --- Button Screws - 5-40 UNC -3.18mm- 9.5 mm - Alloy Steel Regular price $39.05 AUD Regular price Sale price $39.05 AUD Unit price per Out of stock! Backorder Now
Thread Size (C) 5-40 UNC (3.18mm)	Thread Length (L) 12.7 mm _{(0.5 in.)}	Material Alloy Steel	Max Head Diameter 6.0 mm	Max Head Height 1.7 mm
Material: Steel Alloy Hex Key (D): 1.98 (5/64) mm Pitch: 0.635 mm Threads Per Inch: 40 TPI
Part Number: SC032C-013-B-SK-C (100 Pcs) Button Screws - 5-40 UNC -3.18mm- 12.7 mm - Alloy Steel Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jul 11, 2025 Regular price $44.14 AUD Regular price Sale price $44.14 AUD Unit price per Per 100
Thread Size (C) 5-40 UNC (3.18mm)	Thread Length (L) 12.7 mm _{(0.5 in.)}	Material Alloy Steel	Max Head Diameter 6.0 mm
Material: Steel Alloy Max Head Height: 1.7 mm Hex Key (D): 1.98 (5/64) mm Pitch: 0.635 mm Threads Per Inch: 40 TPI
Part Number: SC032C-013-B-SK-C (100 Pcs) Button Screws - 5-40 UNC -3.18mm- 12.7 mm - Alloy Steel Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jul 11, 2025 Regular price $44.14 AUD Regular price Sale price $44.14 AUD Unit price per Per 100 View the product page first if you are unsure.
SC032C-013-B-SK-C (100 Pcs) --- Button Screws - 5-40 UNC -3.18mm- 12.7 mm - Alloy Steel SC032C-013-B-SK-C (100 Pcs) --- Button Screws - 5-40 UNC -3.18mm- 12.7 mm - Alloy Steel Regular price $44.14 AUD Regular price Sale price $44.14 AUD Unit price per Out of stock! Backorder Now
Thread Size (C) 5-40 UNC (3.18mm)	Thread Length (L) 15.9 mm _{(0.626 in.)}	Material Alloy Steel	Max Head Diameter 6.0 mm	Max Head Height 1.7 mm
Material: Steel Alloy Hex Key (D): 1.98 (5/64) mm Pitch: 0.635 mm Threads Per Inch: 40 TPI
Part Number: SC032C-016-B-SK-C (100 Pcs) Button Screws - 5-40 UNC -3.18mm- 15.9 mm - Alloy Steel Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jul 11, 2025 Regular price $51.77 AUD Regular price Sale price $51.77 AUD Unit price per Per 100
Thread Size (C) 5-40 UNC (3.18mm)	Thread Length (L) 15.9 mm _{(0.626 in.)}	Material Alloy Steel	Max Head Diameter 6.0 mm
Material: Steel Alloy Max Head Height: 1.7 mm Hex Key (D): 1.98 (5/64) mm Pitch: 0.635 mm Threads Per Inch: 40 TPI
Part Number: SC032C-016-B-SK-C (100 Pcs) Button Screws - 5-40 UNC -3.18mm- 15.9 mm - Alloy Steel Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jul 11, 2025 Regular price $51.77 AUD Regular price Sale price $51.77 AUD Unit price per Per 100 View the product page first if you are unsure.
SC032C-016-B-SK-C (100 Pcs) --- Button Screws - 5-40 UNC -3.18mm- 15.9 mm - Alloy Steel SC032C-016-B-SK-C (100 Pcs) --- Button Screws - 5-40 UNC -3.18mm- 15.9 mm - Alloy Steel Regular price $51.77 AUD Regular price Sale price $51.77 AUD Unit price per Out of stock! Backorder Now
Thread Size (C) 5-40 UNC (3.18mm)	Thread Length (L) 19.1 mm _{(0.752 in.)}	Material Alloy Steel	Max Head Diameter 6.0 mm	Max Head Height 1.7 mm
Material: Steel Alloy Hex Key (D): 1.98 (5/64) mm Pitch: 0.635 mm Threads Per Inch: 40 TPI
Part Number: SC032C-019-B-SK-C (100 Pcs) Button Screws - 5-40 UNC -3.18mm- 19.1 mm - Alloy Steel Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jul 11, 2025 Regular price $59.41 AUD Regular price Sale price $59.41 AUD Unit price per Per 100
Thread Size (C) 5-40 UNC (3.18mm)	Thread Length (L) 19.1 mm _{(0.752 in.)}	Material Alloy Steel	Max Head Diameter 6.0 mm
Material: Steel Alloy Max Head Height: 1.7 mm Hex Key (D): 1.98 (5/64) mm Pitch: 0.635 mm Threads Per Inch: 40 TPI
Part Number: SC032C-019-B-SK-C (100 Pcs) Button Screws - 5-40 UNC -3.18mm- 19.1 mm - Alloy Steel Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jul 11, 2025 Regular price $59.41 AUD Regular price Sale price $59.41 AUD Unit price per Per 100 View the product page first if you are unsure.
SC032C-019-B-SK-C (100 Pcs) --- Button Screws - 5-40 UNC -3.18mm- 19.1 mm - Alloy Steel SC032C-019-B-SK-C (100 Pcs) --- Button Screws - 5-40 UNC -3.18mm- 19.1 mm - Alloy Steel Regular price $59.41 AUD Regular price Sale price $59.41 AUD Unit price per Out of stock! Backorder Now
Thread Size (C) 5-40 UNC (3.18mm)	Thread Length (L) 25.4 mm _{(1 in.)}	Material Alloy Steel	Max Head Diameter 6.0 mm	Max Head Height 1.7 mm
Material: Steel Alloy Hex Key (D): 1.98 (5/64) mm Pitch: 0.635 mm Threads Per Inch: 40 TPI
Part Number: SC032C-025-B-SK-C (50 Pcs) Button Screws - 5-40 UNC -3.18mm- 25.4 mm - Alloy Steel Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jul 11, 2025 Regular price $40.68 AUD Regular price Sale price $40.68 AUD Unit price per Per 50
Thread Size (C) 5-40 UNC (3.18mm)	Thread Length (L) 25.4 mm _{(1 in.)}	Material Alloy Steel	Max Head Diameter 6.0 mm
Material: Steel Alloy Max Head Height: 1.7 mm Hex Key (D): 1.98 (5/64) mm Pitch: 0.635 mm Threads Per Inch: 40 TPI
Part Number: SC032C-025-B-SK-C (50 Pcs) Button Screws - 5-40 UNC -3.18mm- 25.4 mm - Alloy Steel Out of Stock \| Backorder Now \| Orders can be expected around Fri, Jul 11, 2025 Regular price $40.68 AUD Regular price Sale price $40.68 AUD Unit price per Per 50 View the product page first if you are unsure.
SC032C-025-B-SK-C (50 Pcs) --- Button Screws - 5-40 UNC -3.18mm- 25.4 mm - Alloy Steel SC032C-025-B-SK-C (50 Pcs) --- Button Screws - 5-40 UNC -3.18mm- 25.4 mm - Alloy Steel Regular price $40.68 AUD Regular price Sale price $40.68 AUD Unit price per Out of stock! Backorder Now
Thread Size (C) 6-32 UNC (3.5mm)	Thread Length (L) 6.4 mm _{(0.252 in.)}	Material Alloy Steel	Max Head Diameter 6.7 mm	Max Head Height 1.9 mm
Material: Steel Alloy Hex Key (D): 1.98 (5/64) mm Pitch: 0.794 mm Threads Per Inch: 32 TPI
Part Number: SC035C-006-B-SK-C (20 Pcs) Button Screws - 6-32 UNC -3.5mm- 6.4 mm - Alloy Steel 3 units (60 pcs) Available Immediately \| Further orders can be expected around Fri, Jul 11, 2025 Regular price $3.95 AUD Regular price Sale price $3.95 AUD Unit price per Per 20
Thread Size (C) 6-32 UNC (3.5mm)	Thread Length (L) 6.4 mm _{(0.252 in.)}	Material Alloy Steel	Max Head Diameter 6.7 mm
Material: Steel Alloy Max Head Height: 1.9 mm Hex Key (D): 1.98 (5/64) mm Pitch: 0.794 mm Threads Per Inch: 32 TPI
Part Number: SC035C-006-B-SK-C (20 Pcs) Button Screws - 6-32 UNC -3.5mm- 6.4 mm - Alloy Steel 3 units (60 pcs) Available Immediately \| Further orders can be expected around Fri, Jul 11, 2025 Regular price $3.95 AUD Regular price Sale price $3.95 AUD Unit price per Per 20 View the product page first if you are unsure.
SC035C-006-B-SK-C (20 Pcs) --- Button Screws - 6-32 UNC -3.5mm- 6.4 mm - Alloy Steel SC035C-006-B-SK-C (20 Pcs) --- Button Screws - 6-32 UNC -3.5mm- 6.4 mm - Alloy Steel Regular price $3.95 AUD Regular price Sale price $3.95 AUD Unit price per 3 Available Now