30pcs 3.0mm Shank Diamond Burs Set With Box For Electric Grinder Tool Accessories *Suitable for processing wood,glass,plastic,metal,stone,tile,ceramics and more. *High working efficiency,perfect grinding effect and long using life. *Basically replace with handle small grinfing wheel and no dust pollution. *Convenient to grind,simple to use,safe and reliable. *Use for refining the nail edges,shaping the edges,surface of acrylic nail and gel nail. Removing excess glue and material from the underside of acrylic,gel nail.