Provide better grip or comfort for your watch band, belt, bags or clothes. Round hole punch tool can be widely used in punching leather, rubber, plastic, cloth, paper, canvas, fabric, belt, etc. Type: 0.5mm; 0.8mm; 1mm; 1.2mm; 1.5mm; 1.8mm; 2mm; 2.5mm; 3mm; 3.5mm; 4mm.