100 Pack Rock Bit Bearing Balls One And Three Quarters Inch S2 Tool Steel G200 Loose Bearings 44.45mm High Quality Drill Bit Bearings For Heavy Duty Rig Equipment

100-Unit Pack: 1.75" S-2 Tool Steel Bearing Balls
✔️ 100 loose balls, 1.75" diameter (44.45 mm), G200 steel

This 100-pack contains 1-3/4 inch diameter bearing balls made from S-2 tool steel, Grade G200, designed for heavy-duty rock bit assemblies and other drilling equipment requiring high hardness and impact resistance. Each ball is a loose ball ready for seating and lubrication in bearing races. Pack of 100 ensures you have spares for maintenance and replacements.

✅ Size: 1.75" diameter (44.45 mm)
✅ Material: S-2 tool steel, G200 grade
✅ Hardness: ~60 Rc
✅ Quantity: 100 loose balls in the pack

💡 What is a bearing ball used for in rock bit and heavy machinery assemblies?

Here's a handy overview for understanding its role in equipment. - Size and material determine seating in bearing races and impact resistance - S-2 tool steel with G200 grade offers high hardness for drilling gear - Loose balls serve as wear parts and replacements in radial bearings - Proper lubrication and correct race fit maximize life and performance