Multi-functional machine, it can be used to sharpen the outer corner of the drill bit, the internal corner of the drill bit, the impact drill bit, and drill the stainless steel. And added with cutter and chopper polishing functions. Adopting the diamond grinding wheel, right grinding, and might assist improve your paintings efficiency and save effort. Equipped with three drill bit brackets akin to the drill model, simpler and more correct grinding. This multi-purpose drill bit sharpener is a pragmatic instrument for sharpening drill bits quickly and easily, efficient and convenient, and simple to carry. Multi-functional design, it is lightweight and compact, doesn't take up space, is instant and labor-saving to use, clean to store and transport, and requires no particular skills or knowledge. Name:Drill Bits Sharpener Type:with 4 grinding wheels Please note:There is a slight shade distinction or discrepancy in kind, please don't mind, thank you! Colour:Orange Material:Plastic Package Contents: 1 * Drill Bits Sharpener 3 * grinding blocks four * grinding wheels Only the above kit content, other products are not included. Note: Light mirrored image and different reveals may cause the colour of the thing in the photo barely varied from the real thing. The size allowed error is +/- 1-3cm.