Carbide Burr Multi-Sizes: Comes with 2 different sizes (4.5 mm, 6 mm) in durable transparent boxes. Superior Construction: Made from high-quality alloy steel, our tire repair drill bits are resistant to wear, pointed, and designed to prevent breakage, rust, and abrasion, ensuring fast cutting and a long lifespan, delivering dependable performance in any condition. Effortless Operation: Use the appropriate size carbide bit based on your tire's puncture. For best results, it is advised to drill the damaged area 3-5 times from the inner to the outer layer on a low-speed setting to ensure thorough repair without causing further damage. Precise Cutting Design: Each reamer features aligned cutting teeth that work to carefully remove damaged segments of the tire. This precision not only preserves the tire's integrity but also provides a clean and precise repair site, enhancing the quality of the repair. Adaptable for Uses: Our versatile tire repair tools are essential for effectively fixing tire punctures. They are suitable for a variety of vehicles including cars, trucks, motorcycles, and more, making it an essential addition to any vehicle maintenance toolkit. The actual product may have slight color differences, which will not affect functionality. Colour: silver Material: alloy steel Package Contents: 2 X Tire Repair Burr Drill Bit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the actual product. The measurement allowance is +/- 1-3cm.