Multi-functional machine, it can be used to sharpen the outer corner of the drill bit, the internal corner of the drill bit, the impression drill bit, and drill the immaculate steel. And added with cutter and chopper polishing functions. Adopting the diamond grinding wheel, correct grinding, and may assist upgrade your work functionality and save effort. Equipped with three drill bit brackets similar to the drill model, simpler and extra accurate grinding. This multi-purpose drill bit sharpener is a realistic device for sharpening drill bits soon and easily, advantageous and convenient, and simple to carry. Multi-functional design, it is lightweight and compact, does not take in space, is rapid and labor-saving to use, delicate to buy and transport, and calls for no particular qualifications or knowledge. Name:Drill Bits Sharpener Type:with four grinding wheels Please note:There is a slight color difference or discrepancy in kind, please do not mind, thank you! Colour:Orange Material:Plastic Package Contents: 1 * Drill Bits Sharpener three * grinding blocks 4 * grinding wheels Only the above package content, diverse merchandise usually are not included. Note: Light reflection and assorted exhibits can cause the color of the article in the picture a little bit varied from the genuine thing. The size allowed error is +/- 1-3cm.