... factory 3.Small qty welcome 4.Surface treatment as required Precision Stamping Of Metal:1. Material:Carbon steel,stainless steel,copper ... ,chromated plated, electrophoresis, powder coating,etc3.Machine:Stamping machines,automatic stamping machine,punching machines,Oil Hydraulic pressing machines,bending ... Medicine part, machine part, building part, household hardware, etc. Precision stamping of metal