US PRO 18 Pin Punch Set With Automatic Centre Punch. A high quality set of 18 pin punches manufactured in alloy steel including a very handy automatic centre punch for making centre holes for drill insertions etc. Gnarled handles on both the automatic and pin punches gives extra grip. Well presented in a handy carry bag with separate pockets for each pin. Sizes of pin punches in mm: 9.5x200mm 8x200mm 6x200mm 5x200mm 4x200mm 3x200mm 2.5x200mm 1.5x200mm 1.5x100mm 2.5x100mm 3x100mm 4x100mm 5x100mm 5.5x100mm 6x100mm 8x150mm 9.5x150mm.