[High ]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 ,4 and 6 are used for straight . Different numbers of can 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 are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.