Features 1、[VARIOUS DIAMETER] Including 7pcs half round cutter punches, with different diameters to meet more punching needs. 2、[TOOL STEEL] Using tool steel casting, incisive grinding, special heat treatment of the cutting edge, which is durable. 3、[HALF ROUND] These hole punches are semicircular design, which can clean up leather waste and is not easy to be blocked. 4、[EASY OPERATION] Thick punch body, with strong bearing capacity, easy to penetrate leather, efficient and labor saving. 5、[SMOOTH SURFACE] The surface of semicircle leather punch is fine and smooth, comfortable to hold and easy to operate. Specification Item Type: Half Round Cutter Punch Material: Tool Steel Uses: Leather handicraft production, etc. Product Diameter: Approx. 10mm / 0.4in 15mm / 0.6in 20mm / 0.8in 25mm / 1in 30mm / 1.2in 35mm / 1.4in 40mm / 1.6in Product Length: Approx. 100mm / 3.9in Package List 7 x Half Round Punch