Polishing treatment: leather chisel with high polished surface on the blade edge. Sharp and easy to insert into leather, smooth to remove, helping you sew a clean and even line. Non-slip handle: punch tool handle features a diamond-shaped non-slip pattern for comfortable grip and secure handling during use, reducing the risk of slipping. Wide use: claw diamond chisel is ideal for punching leather, sewing leather, canvas, and other materials used in various projects such as belts, clothing accessories, baseball gloves, handbags, wallets, jewelry, and craft applications. Sturdy and durable: made of high-quality carbon steel with strong structure, excellent abrasion and impact resistance, not easily broken or deformed. Sharp teeth allow quick and efficient hole punching. DIY tool kit: includes 4 pieces of punches, total length: 100mm, tooth pitch: 4mm, tooth width: 2mm. Leather craft kit includes 1, 2, 4, and 6 pin chisel punches to meet a variety of project needs.