... factory 3.Small qty welcome 4.Surface treatment as required Metal stamping part1. Material:Carbon steel,stainless steel,copper ,brass, ... ,etc3.Machine:Stamping machines,automatic stamping machine,punching machines,Oil Hydraulic pressing machines,bending machines,welding machines, lathes.4. Standard: ... part, Medicine part, machine part, building part, household hardware, etc. metal hydraulic products