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Toolholders fine balanced to G2.5 @25000rpm;high-quality carburizing alloy steel, tensile strength>1000N/mm2; 2.Taper tolerance grade AT3,surface hardness HRC60±2,surfac...
Toolholders fine balanced to G2.5 @25000rpm;high-quality carburizing alloy steel, tensile strength>1000N/mm2; 2.Taper tolerance grade AT3,surface hardness HRC60±2,surfac...