Patented Step Carbide Tip Design for glass, tile and various porcelain drill bit drilling
Spiral flute help to reject dust while drilling deep holes in tile paved wall and floor.
One drilling through various marterial tile, ceramic, porcelain, brick wall or chipboard floor.
1, TCT twist porcelain drill bit with patented step ground carbide tip for those rough porcelain, tile and ceramic.
2, Special tip design can drill through various tile, porcelain paved wall, floor, etc. no need to change to other drill bits to use together.
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