9/16 Inch Diameter Low Carbon Soft Steel Ball Bearings (Unhardened)

High Quality AISI1010 Soft Steel Ball Bearings: These balls can easily be drilled or welded and are attracted to magnets, with around a 0.1% carbon content. This steel has relatively low strength and is 105 on the Brinell Scale, it will dent if hit softly with a hammer. AISI 1010 is used in models, carburized parts, catapult ammo and can be hardened by cyaniding.