Punch

Punch Points : Punch, Definition, Material for Punches Definition Punch is a piercing tool, which enters in the work-piece teasing the blank around the punch diameter. Punches are usually mare from low distortion or air harden able or air Harden able, tool steel so they can be hardened after machining with minimal webpage. Punch is the male part of complete die at the upper surface and it is attached with top bolster punches are usually use for piercing, blanking, drawing, coating and embossing. Material for Punches Regularly tool steel is used for punches alloy steel and cast iron also used to engage as the material used for punches.