Put a solid plane or even a wooden board on top of the metal shape and pat it without damaging the metal shape. Made of high-quality steel, with high density, oxidation resistance and durability. The incision position is specially designed, thin and sharp, leaving no trace. Graphics have 39 shapes, including rectangle, ellipse, square and circle. You can choose any leather punching shape to find what you want. Punching is suitable for manual DIY, such as layered fabric, leather or polymer clay. This tool can be used to make various holes in mobile phones, belts or other small leather craft cameras. Leather punching tools have high density, are not easy to deform and are durable. describe: Name: leather craft punching tool set Quantity: 39pcs/set Material: steel colour: black Package Contents: 1 x Leather craft punching tool set Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.