【Tips】 It is not recommended to drill as a drill bit; It is mainly to enlarge the formed hole or process the hole with special shape;
【Application】 Multifunctional use--Reaming, hole shaping, side grinding and other functions Used for hole processing of Ceramic Tile, Porcelain Tile,Marble, Granite and other materials;
【Cost Effective 】--You could use only one size core bit and this finger bit to create different size of holes,which will save your money greatly!