This Craft Sha high-quality leathercraft corner cutter is ideal for eliminating square corners from your leatherwork and giving it a smooth rounded finish. The sharp edge of this tool's blade is fashioned from high-quality steel, and each strike of a mallet neatly and consistently cuts the corners of your leather. This tool has a knurled handle to keep it from slipping from your hand during use.This round corner punch comes in three sizes, all of which are suited for most small leathercraft projects. This tool creates a clean, consistent cut when used with a mallet. To avoid dulling and damaging the edges, use this tool with a cutting mat.Approximate Dimensions & Product Data:• Weight: 56g• Length: 107mm• Width: 32mm• Depth: 18mmAvailable Sizes (each sold separately):• R2 (2mm)• R4 (4mm)• R6 (6mm)(R) is the notation for the radius of the curve the tool cuts.Please keep in mind that the blade, like all tempered edges, is strong yet brittle, so keep it away from hard objects or surfaces, avoid sudden impacts, and keep it lubricated and dry when not in use.