[High Quality Steel Material]: Round leather hole punch sets are made of premium steel, fully polished for anti-rust and anti-corrosion properties. The surface is smooth, with sharp, firm, and sturdy orifices that are not easily deformed, ensuring long-lasting durability. [Easy to Use and Storage]: Leather craft punch tools are easy to operatesimply use a mallet to tap the end of the tool to punch clean holes in leather. [Widely Used]: Hollow punching tools are suitable for use on leather, rubber, and plastic materials, ideal for belts, watch bands, bags, and other leather crafting projects. [Please Note]: The leather punch tool can be sharpened with a whetstone for extended use. To prevent rust during transit, the product is coated with anti-rust oil. Please clean it before use. Please note: Slight color variations may occur due to lighting and display differences, but this does not affect functionality. Color: As Shown Material: Steel Size: 0.5-7mm Package Contents: 17 x Belt Hole Puncher Note: Light reflection and different displays may cause slight color differences between the image and actual item. Measurement allows an error of +/- 1-3 cm. Only the above package content is included; other items are not part of the package.