... Iron; Brass; And nonmetal materials. 2. Metal Stamping Process: Flat blanking, piercing, deep drawn, complex metal forming and assembling, progressive stamping, precision ... the international standard. 4. Machines: Automatic stamping machines, oil hydraulic pressing machine, bending machine, welding machine, lathes and testing machines ... : 500, 000 pieces 8. MOQ: 10, 000 pieces. 9. Price: Negotiable.