Shop name:Chong Qing Shuo Yue Ke Ji You Xian Gong Si [High Quality]The Diamond Stitching Chisel Hole Punches Tool are made of high quaily high-carbon steel, which is not easy to rust, more wear-resistant. [ Treatment]All prongs' blade edge are fine polishing, more sharp and durable. It is helpful to make easier to be pulled out of the leather. [Non-slip Design]The handle with non-skid pattern to increase friction, not easy to . More stronger and steadier grip. [Application]1 and 2 are used for over bending curve,4 and 6 are used for straight line. Different numbers of can meet your multiple punching needs. The sharp of the leather chisel set is convenient to punch effortlessly and quickly. With black oxide finish, great anti-rust property. Anti-slip handle, more delicate, sharp and more rigid. pitch: 3mm colour: black Material: high carbon steel Package Contents: 4 x 1/2/4/6 diamond cutter Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.