Wide Application: Our set comes in three sizes for different sizes (5/32, 3/16, 7/32 Inches). You can use it for metal polishing, chainsaws, wood and more. The chainsaw sharpener is easy to install and can be replaced in just two steps. Plus, this titanium-coated file is harder and more wear-, so you don't need to replace it as often. This is a powerful sharpening tool with a hard grinding stone chainsaw so you can finish sharpening as fast as possible. And troublesome hand grinders. Our grinding stone wheels are titanium coated for durability. The grinding stone particles on the drill bit are polished finely and evenly, hard and not easy to wear These sharpening stones are commonly used in the grinding and engraving of workpieces made of jade, ceramics, glass, cemented carbide, and gemstones. They are also widely used in machinery, bearings, metal polishing, chainsaws, molds, wood, solder weld joints, grinding, burr grinding, and other applications., Weight: 0.5621787681 pounds, Manufacturer: Aisuoka