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.
CLEARANCE – (Qty. 1) 6701 ZZ-C Ceramic Bearing 12mm x18mm x4mm – SHIPS FROM USA
Availability: Out of stock
Silicon Nitride Ceramic
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