Angelakerry 1Set (4pcs) Oval Shape Hole Punch Cutter Belt Watch Band Gasket Hollow Leather Diy Tool 7x2mm 6x3mm 8x3mm 7x4mm Condition: 100% Brand new. Material: Steel Size: 7x2mm,6x3mm,8x3mm,7x4mm This stamp was good for the leather work. Hollow punches make clean shape in gaskets, leather, plastic, rubber, vinyl, and other soft material.