20PCS 1/2' Inch (12.7mm) Diameter G25 Precision Chrome ...
Package includes 20 balls Material: AISI52100 Chrome Steel Accuracy: G25 Diameter: 1/2'inches (12.7 mm) Hardness: HRC58~62 Features: CHROME STEEL (AISI 52100) G25 bearing steel Ball has strong wear resistance, and polished surface.
Get Price