Portable Drill Bit Grinding Sharpener

High quality: Made of high-quality ABS plastic and brown corundum grinding wheel, High hardness, rustproof, solid and durable,self-centering point, do not need assistant center drilling or center punching.
Suitable for: Great for fast drilling, tapping,etc. And Fast replacement composite cone, uses drill edged principle.
Applicable type：This diamond Drill Bit Sharpening Tool is mainly used for grinding iron drills, other high hardness drills are not suitable for use.
Convenience: Lightweight and compact size, the drill sharpening tool is easy to carry.
Great effect: With simple structure and great material, the grinding wheel drill bit has good sharpening effect, saving much effort.