... .Our features:1) Equipment: 16t-160t press,spot-welder,Sub-arc welding machine, CNC PUNCHING SHEAR BENDING LASER MACHINE .2) Material: cold ... : ItemDescriptionProduct NameSheet metal fabricationWorking Processstamping,deep stamping,bending,punching,threading,welding, tapping, riveting,cutting,punching,drilling,turning,milling,grinding,rolling,cold ...