... die, sheet metal moulds, steel laminated silicon core.2) The stamping die are related to home appliance, electric fans . ... electronic products, and so on.3) Die Material: SKD11 , cr8mo2siv, DC53 and so on main equipments lists NAMESPECIFICATION ... micrometer,vernier caliper Switzerland,Japanmeasurement precision under 0.002mm The core for automatic transformer coil winding machine