Made with AISI 52100 bearing steel (also known as GCR-15 or 100CR6) It is heat hardened to Rc 59-64 prior to final grinding and polishing, giving it excellent wear resistance and long life.
1/2X1 1/8X5/16 Bearing R8ZZ
Availability: 86 in stock
1/1 inches 3:00:00 AM
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