... 3.No burr, no scratch Item:Steel Sheet Metal Stamping case/boxDescription:1. Material: ... Processing: cutting, stamping, punching, bending,welding,deep drawing and Sheet Metal Fabrication;3. Surface treatment: ... machine, welding machine, bore machine,stamping machine, punching machine, bending machine.5.Competitive price, high quality,on time delivery. we have the employees more than 400.Steel Sheet ...