DerBlue 3mm Leathercraft 1/2/4/6 Prong Diamond Chisel Leather Craft Tools Hole Punches Lacing Stitching Perforate Craft Kits Made of white steel, is durable and useful leather craft tool Each product surfaces are coated with a rust preventive oil before shipping, Please wipe clean before use Polished and smooth handle is comfortable to hold,sharp rhombus tooth is helpful to punch quickly and effortlessly Prong width:Approx 1.5mm, Prong pitch:Approx 3mm Package: 1 Prong/ 2 Prong/ 4 Prong/ 6 Prong