... 3,as custom inquriy 4,8-10 work days punch part Specificationspunch part Type circular, Square Header , hexagonal , R-shaped…punch ... .005mm as custom inquriypunch part HardnessHRC61°-69° as different materialpunch part Packing Quantity10punch part WeightDepend on material and dementionpunch part Place Of OrignDongguan, China ...