Carbide Bits in Assorted Sizes: you will 6 pieces of tire repair tools with separate transparent boxes, 6 different sizes of bits, namely 3 mm, 4.5 mm, 6 mm, 8 mm, 10 mm and 12 mm; The multi size tool combinations can meet a of repair needsPractical Repair Tool: each tire repair bit has cutting teeth that are cut in the same direction, to safely and accurately cut the broken area, giving the tire drill hole a clean edge, and providing you with a better using experience and Sturdy: made of hard alloy steel, tire repair kit drill bit is solid and trusty to use, wear resistant and pointed, strong enough against breakage, rust and abrasion, serving you for faster cutting and tool lifeEasy to Use: there are 6 various sizes of long drill bits, and you can the right one according to the tire puncture; For better repair effects, it is recommended to drill the injured area at least 3-5 from the inside to the outside of the tire with a low speed drill bitProper for Most Occasions: these tools for tire repair make your repair more effective and efficient, perfect for repairing tire accessories and removing broken tires, suitable for cars, trucks, motorcycles, and moreEach tire repair carbide bit is equipped, making it not hard to and carry, bringing a lot of to your .This tire repair tool kit is manufactured with material, plus fine workman on surfaces and detailed grinding, so you can use with .Size: 3 mm, 4.5 mm, 6 mm, 8 mm, 10 mm and 12 mmPackage includes:6 x Carbide drill bitsColour:silverMaterial:alloy steelPackage Contents:1 set x Boring Drill BitsOnly 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 a little different from the real thing. The measurement allowed error is +/- 1-3cm.