... 0.001mm 3)ISO9001&14001&SGS & BV Certification. CNC hardware products1.Electronic and Electric Appliance accessory used in linkage ... machines, auto lathes, drilling machines, grinding machines, and CNC machine centers. We can manufacturevarious mechanical parts and mechanical products ... Brass,stainless steel 303,304, mild steel, alloy steel, tc.Tolerance size: can reach to +/-0.001mm,ISO9001 and ...