Features: 1.CARBON STEEL MATERIAL: The carbon steel hollow leather punch is made of heat treated carbon steel, which has higher hardness, incisive border and long service life. 2.EASY TO USE: Just put the carbon steel hollow leather punch in place and hit it hard with a hammer, very convenient. 3.FINE CRAFTSMANSHIP: Hollow leather punch set chrome plated to prevent rust Precise grinding grooves and cutting borders, as well as splined shafts. 4.APPLICABLE MATERIALS: Carbon steel hollow leather punch set can be used for punching cleaning gaskets, leather, plastic, rubber, vinyl and other soft materials. 5.WIDELY USED: Carbon steel hollow leather punch is suitable for leather crafts, garments, handbags, canvas, belts, jackets and so on. specification:Item Type: Carbon Steel Hollow Leather Punch Material: Carbon Steel Length: Approx. 8cm/3.1in The punch set is fast, easy to drill holes, gasket material size accurate, vinyl, leather, light metal plate and many other fashions. Accuracy Grinding Groove and Cutting Border Carbon Steel Construction Chrome Plated and Rust Resistance Spline Shaft PackageList:10 x CarbonSteelHollowLeatherPunch Note1. Under the leather to be punched, you can pad a piece of unused cloth so that it won't hit the table or floor in your house. 2. Manual measurement please allow some error.