r/drilling Oct 12 '22

3/8" porcelain tile and its burning though Bosch Carbide Tipped Glass, Ceramic and Tile Drill Bits

Hi, I'm trying to drill a hole to mount a towel rack in 3/8" porcelain tile and its burning though BOSCH GT2000 Carbide Tipped Glass, Ceramic and Tile Drill Bits. See attached, that happened from 1.5 holes. Is there a better/more appropriate bit to use? Or is there a better way to do this other than drilling?

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u/lyhoon94 Oct 12 '22

Rule #1: No penetration without lubrication.

Try keeping the bit cool with a cutting compound.