Estone Leather Craft Tools Hole Punches Lacing Stitching Punch Tool 1/2/4/6 Prong 4mm (4 Prong) Adopt high strength steel, it is tough in structure Polished and smooth handle is comfortable to hold Feature fine resistance to abrasion and impact Strong texture makes it uneasy to distort and break One sharp rhombus tooth is helpful to punch quickly and effortlessly