Collection: Balls - Tooling - One Piece - Shoulder - Press Fit - Steel

4 Products in this selection

High quality tooling balls provide a precise reference point for critical machining operations. Available with slip fit or light press fit shank diameters.
Precision ground shoulder provides precise C dimension to facilitate locating ball centre line.
1144 steel heat treated to 53-57 RC

Additional resources:
Balls Master Catalogue PDF

A more concise listing may be found on the Smallparts store at Balls - Tooling - One Piece - Shoulder - Press Fit - Steel. Smallparts promote the most popular MBA products.

Diameter (A)	Shank Diameter (B)	Base to Centre (C)	Shoulder to Centre (D)	Shoulder Diameter (E)
Diameter (A) 6.350 mm +/- 0.0051 _{(0.25 in.)}	Shank Diameter (B) 3.175 mm + 0.0000 / - 0.0076 _{(0.125 in.)}	Base to Centre (C) 14.300 mm +/- 0.0051 _{(0.563 in.)}	Shoulder to Centre (D) 5.080 mm
Material: Carbon Steel
Part Number: BLTO-00635-CS-1SP Tooling Balls - 6.35x3.175x14.3 mm - Carbon Steel Out of Stock \| Backorder Now \| Orders can be expected around Tue, Jun 03, 2025 Regular price $96.32 AUD Regular price Sale price $96.32 AUD Unit price per Each
Diameter (A)	Shank Diameter (B)	Base to Centre (C)	Shoulder to Centre (D)	Indicative Image
Diameter (A) 6.350 mm +/- 0.0051 _{(0.25 in.)}	Shank Diameter (B) 3.175 mm + 0.0000 / - 0.0076 _{(0.125 in.)}	Base to Centre (C) 14.300 mm +/- 0.0051 _{(0.563 in.)}	Shoulder to Centre (D) 5.080 mm
Material: Carbon Steel
Part Number: BLTO-00635-CS-1SP Tooling Balls - 6.35x3.175x14.3 mm - Carbon Steel Out of Stock \| Backorder Now \| Orders can be expected around Tue, Jun 03, 2025 Regular price $96.32 AUD Regular price Sale price $96.32 AUD Unit price per Each View the product page first if you are unsure.
BLTO-00635-CS-1SP --- Tooling Balls - 6.35x3.175x14.3 mm - Carbon Steel BLTO-00635-CS-1SP --- Tooling Balls - 6.35x3.175x14.3 mm - Carbon Steel Regular price $96.32 AUD Regular price Sale price $96.32 AUD Unit price per Out of stock! Backorder Now
Diameter (A) 9.525 mm +/- 0.0051 _{(0.375 in.)}	Shank Diameter (B) 4.763 mm + 0.0000 / - 0.0076 _{(0.188 in.)}	Base to Centre (C) 19.050 mm +/- 0.0051 _{(0.75 in.)}	Shoulder to Centre (D) 7.620 mm
Material: Carbon Steel
Part Number: BLTO-00953-CS-1SP Tooling Balls - 9.525x4.763x19.05 mm - Carbon Steel Out of Stock \| Backorder Now \| Orders can be expected around Tue, Jun 03, 2025 Regular price $97.32 AUD Regular price Sale price $97.32 AUD Unit price per Each
Diameter (A) 9.525 mm +/- 0.0051 _{(0.375 in.)}	Shank Diameter (B) 4.763 mm + 0.0000 / - 0.0076 _{(0.188 in.)}	Base to Centre (C) 19.050 mm +/- 0.0051 _{(0.75 in.)}	Shoulder to Centre (D) 7.620 mm
Material: Carbon Steel
Part Number: BLTO-00953-CS-1SP Tooling Balls - 9.525x4.763x19.05 mm - Carbon Steel Out of Stock \| Backorder Now \| Orders can be expected around Tue, Jun 03, 2025 Regular price $97.32 AUD Regular price Sale price $97.32 AUD Unit price per Each View the product page first if you are unsure.
BLTO-00953-CS-1SP --- Tooling Balls - 9.525x4.763x19.05 mm - Carbon Steel BLTO-00953-CS-1SP --- Tooling Balls - 9.525x4.763x19.05 mm - Carbon Steel Regular price $97.32 AUD Regular price Sale price $97.32 AUD Unit price per Out of stock! Backorder Now
Diameter (A) 12.700 mm +/- 0.0051 _{(0.5 in.)}	Shank Diameter (B) 6.350 mm + 0.0000 / - 0.0076 _{(0.25 in.)}	Base to Centre (C) 23.876 mm +/- 0.0051 _{(0.94 in.)}	Shoulder to Centre (D) 10.160 mm
Material: Carbon Steel
Part Number: BLTO-01270-CS-1SP-A Tooling Balls - 12.7x6.35x23.876 mm - Carbon Steel Out of Stock \| Backorder Now \| Orders can be expected around Tue, Jun 03, 2025 Regular price $102.59 AUD Regular price Sale price $102.59 AUD Unit price per Each
Diameter (A) 12.700 mm +/- 0.0051 _{(0.5 in.)}	Shank Diameter (B) 6.350 mm + 0.0000 / - 0.0076 _{(0.25 in.)}	Base to Centre (C) 23.876 mm +/- 0.0051 _{(0.94 in.)}	Shoulder to Centre (D) 10.160 mm
Material: Carbon Steel
Part Number: BLTO-01270-CS-1SP-A Tooling Balls - 12.7x6.35x23.876 mm - Carbon Steel Out of Stock \| Backorder Now \| Orders can be expected around Tue, Jun 03, 2025 Regular price $102.59 AUD Regular price Sale price $102.59 AUD Unit price per Each View the product page first if you are unsure.
BLTO-01270-CS-1SP-A --- Tooling Balls - 12.7x6.35x23.876 mm - Carbon Steel BLTO-01270-CS-1SP-A --- Tooling Balls - 12.7x6.35x23.876 mm - Carbon Steel Regular price $102.59 AUD Regular price Sale price $102.59 AUD Unit price per Out of stock! Backorder Now
Diameter (A) 12.700 mm +/- 0.0051 _{(0.5 in.)}	Shank Diameter (B) 6.350 mm + 0.0000 / - 0.0076 _{(0.25 in.)}	Base to Centre (C) 34.925 mm +/- 0.0051 _{(1.375 in.)}	Shoulder to Centre (D) 12.700 mm
Material: Carbon Steel
Part Number: BLTO-01270-CS-1SP-B Tooling Balls - 12.7x6.35x34.925 mm - Carbon Steel Out of Stock \| Backorder Now \| Orders can be expected around Tue, Jun 03, 2025 Regular price $115.50 AUD Regular price Sale price $115.50 AUD Unit price per Each
Diameter (A) 12.700 mm +/- 0.0051 _{(0.5 in.)}	Shank Diameter (B) 6.350 mm + 0.0000 / - 0.0076 _{(0.25 in.)}	Base to Centre (C) 34.925 mm +/- 0.0051 _{(1.375 in.)}	Shoulder to Centre (D) 12.700 mm
Material: Carbon Steel
Part Number: BLTO-01270-CS-1SP-B Tooling Balls - 12.7x6.35x34.925 mm - Carbon Steel Out of Stock \| Backorder Now \| Orders can be expected around Tue, Jun 03, 2025 Regular price $115.50 AUD Regular price Sale price $115.50 AUD Unit price per Each View the product page first if you are unsure.
BLTO-01270-CS-1SP-B --- Tooling Balls - 12.7x6.35x34.925 mm - Carbon Steel BLTO-01270-CS-1SP-B --- Tooling Balls - 12.7x6.35x34.925 mm - Carbon Steel Regular price $115.50 AUD Regular price Sale price $115.50 AUD Unit price per Out of stock! Backorder Now