... 3,as custom inquriy 4,8-10 work days stamping parts SpecificationsType circular, Square Header , hexagonal , R-shaped… ... custom inquriyDiameter ToleranceLess than+/-0.005mm as custom inquriyHardnessHRC61°-69° as different materialPacking Quantity10WeightDepend on material and dementionPlace ... Forging Machine Please specify the details of stamping parts as follows when you inquiry1,The shape of ...