... up to0.003mm SUS440C,56-58HRC diameter processed 1-5mm Die Casting ComponentsProductsprecision mould parts, standard and customized punches, guide pins, guide ... bushings, ejector pins, ejector sleeves, die insertsApplied inautomobile mould, precision plastic mould, die, air conditioning fin die, semi-conduct encapsulation mould, etcProcessing materialsCopper ...