Perforated Hole Punch - Heavy-duty leather punch professionally crafted to make tough jobs easier. Works on all types of materials like leather, rubber, cotton, card, fabric, paper, etc. Double Lever Mechanism: Our product adopts a double lever design for effortless punching. Labor-saving double lever and sharp punch require much less force than other tools. Multiple Hole Sizes: Hole sizes: 2mm, 2.5mm, 3mm, 3.5mm, 4mm, and 4.5mm. Meet all your DIY needs with ease. Comfortable PVC Handles: Our PVC handle is super comfortable and designed for repetitive work. FREE Ruler for Accuracy: Get perfectly spaced holes with the included free ruler. Note: Place the spare plates under the leather belt to facilitate entry. Package Included: 1 x Professional Leather Hole Punch, 2 x Hole Plates, 1 x Screwdriver, 1 x Ruler Leather: Suitable for leather items like belts, wallets, and leather seats. Rubber: Suitable for rubber leather products such as shoes, hats, and rubber sheets. Paper: Suitable for paper and PVC plastic such as thick paper, bank cards, and membership cards. Vertical Hole Tips: Please drill holes in a vertical direction to avoid damaging them and ensure resistance. If the item is too thin, add a layer of paper underneath. Using a Screwdriver: Screwdrivers have many uses; for example, if you replace the gasket, you can always loosen it with a screwdriver. You can also use a screwdriver to adjust the length of the strap. Using the Ruler: The ruler measures the distance between each hole. This allows you to drill precise holes and maintain consistent spacing so the holes don't become crooked.