[Specification] Grinding head size: 38-40mm/1.49 '' - 1.57 '', thread size: 9mm/0.35in. Please confirm if the size or shape matches before purchasing.
[Tungsten Alloy Material] Tungsten alloy with high hardness is selected to ensure the bite effect and improve the grinding efficiency. which has stable performance and long service life.
[Hollow Design] It can timely discharge rubber debris to improve grinding efficiency with the hollow design, which is a professional tool tailored for tire repair and grinding.
[70 Coarse Grit] The 70 coarse grit design is accurate and easy to use, and is suitable for most tire maintenance work. It is a good helper for you to repair your vehicle's tires.
[Curved Shape] Better fit the inner wall of the tire, so that the tire can enter better. It can work with other air pneumatic tools.