Number & Letter Punches Manufacturers in Chennai - Senthil Pantographic. We are manufacturing in various sizes of Number & Letter Punches, Hard Stamp Punches , Dot Stress Punch & Hand Punch. Stamping tools can include various components such as punches, dies, and ejector sleeves. Punch Die: A punch die is a component of a stamping tool that is used to create holes, shapes, or patterns in metal sheets
