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Chrome steel UNI-DIN 100 Cr6 ˆ AISI 52100 thoroughly hardened: HRC 63±3
Carbon steel Specific B.B. Sfere, thoroughly hardened: HRC 63±3
Stainless steel AISI 420 ˆ 430 ˆ 440 ˆ 304 - 316
Iron C10 case hardened
Iron C10 zinc plated, tropicalized or nickel plated
Iron C10
Brass, Bronze, Copper Tungsten Carbide (upon request)