16PCS 4mm Diamond-Coated Cylindrical Grinding Bits Chainsaw Sharpening Stones for Rotary Tools Carving & Polishing

Product DescriptionThis 16-piece diamond-coated cylindrical grinding bit set is designed for sharpening, grinding, carving, deburring, and surface finishing. Each grinding head features a 4mm cylindrical profile with a diamond abrasive coating, providing efficient material removal and consistent grinding performance.The slim cylindrical shape is suitable for working on chainsaw teeth, grooves, edges, holes, narrow areas, and detailed surfaces. These grinding bits can be used with compatible rotary tools, mini drills, and electric grinders for woodworking, metalworking, craft projects, and general workshop maintenance.