1. Motor rotor stamping die 2. Silicon steel sheet 3. Progressive stamping die 4. Different sizes 5. 10 years experience Motor rotor stamping die 1. Die cutting edge ... sheetMaterial of DieTungsten steel, SKD11, DC53 Die Spare PartsPUNCH, MISUMI, FIBRO, DME, FESTO, KALLER, DANLY Design SoftwareAutoCad,UG,PRO/E,CatiaCavitySingle, double ...