10 Pack 13 Sixteenths Inch S-2 Tool Steel G200 Bearing Balls For Rock Bits Loose Ball Bearings 0.8125 Inch Diameter Precision Ground For Heavy Duty Drilling And Milling

Ten-Pack 13/16in S-2 Tool Steel G200 Bearing Balls
✔️ 10 loose S-2 tool steel G200 bearing balls, 13/16 in

These loose bearing balls measure 13/16 inch in diameter (0.8125 in) or 20.64 mm, made from sturdy S-2 tool steel and graded G200 for heavy-duty service. Ideal for rockbits, drilling gear, and other rugged bearing assemblies where precise tolerance and wear resistance matter.

✅ Size: 13/16 in (0.8125 in) diameter (20.64 mm)
✅ Material: S-2 tool steel
✅ Grade: G200, hardness ~60 Rc
✅ Quantity: 10 loose balls

💡 What is a bearing ball used for in heavy machinery and rockbits?

Bearing balls provide smooth rotation, reduce friction, and handle load distribution in bearings and mechanical assemblies. - High load support in rockbits and drilling equipment - Precise diameter and roundness for reliable rotation - Compatible with standard sealed ball bearings and linear slide units - Made from S-2 tool steel with G200 hardness for wear resistance