Sharp edge: Sharp enough for most leather projects. If the tip does not meet your expectations, please sharpen the punch before use. High-quality material: The arc-shaped cutter punches are made of steel, which is durable, rust-resistant, and not easily bent. Easy to use: Simply hammer the curved punch to create clean, decorative edges on leather belts. Wide application: These arc-shaped leather tools feature a smooth surface and are ideal for punching holes in belts, wallets, bags, and other leather goods without damaging the material. Curved design: Blade widths available in 10mm, 15mm, 20mm, 25mm, 30mm, 35mm, and 40mm, suitable for 1/4 round leather edge cutting. Note: Measurements are taken manually; please allow a 1-3 cm variation. Color may vary slightly due to lighting and screen display differences. Actual product may vary slightly from images.