Very helpful hope this shop never closes
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The Faithfull FAIGDSET4 is for drilling glass windows, mirrors, bottles and ceramics - for use in variable speed drills only.
These drill bits have extremely hard tungsten carbide spear tips and should be used at low speeds whilst applying light pressure only.
Note: Lubricate with water for best results
Set of 4 glass drills in a plastic case, in the following sizes: 3, 4, 5 and 6mm.
Sizes: 3, 4, 5 & 6mm