Key benefits Versatile compatibility: This grinding jig attachment for angle grinders sharpens drill bits of multiple sizes with precise notches that fit diameters from 2 mm to 13 mm, helping restore cutting performance and extend tool life. Quick sharpening process: Attach to your grinder, adjust the angle, and efficiently sharpen dull bits. The design is user friendly and does not require special skills or technical expertise. Long lasting construction: Made from ABS plastic with good fatigue resistance and electrical insulation properties, it withstands frequent use in workshops or onsite jobs and maintains integrity over time. Portable design: Compact and lightweight at 11 x 12 x 5 cm, it fits easily in your toolbox for convenient sharpening while traveling, keeping drill bits with your projects. Use scenarios Onsite construction or metalworking: quickly restore the sharpness of drill bits during a job without returning to a . Home workshop projects: refresh dull bits between DIY tasks to maintain cutting efficiency. Smallscale maintenance environments: service multiple drill bits efficiently to extend tool life and reduce downtime.