Pingle Leather Hole Punch Tool 4mm 2/4/6 Prong Tooth Lacing Diamond Stitching Chisel Set for DIY Leather Craft (Black) High carbon steel punch, fine polishing, sharp edge. Surface teeth mirror polishing treatment, more smooth, easy to penetrate the leather and pull out. Adopt big hole to discharge waste without clogging. Stitching length : 4 mm Hole diameter of punches : 1 mm 1 set of round hole punch includes 3 punches. Number of teeth : 2/4/6 teeth We try to make the best for you,We are here to give you the best service by providing affordable good tools.