Glass and Tile Bit, Tungsten Carbide, Number of Pieces 4, Bit Dia. 1/8, 3/16, 1/4, 5/16 In., Overall Length 2, 2 1/4, In., Drilling Length 1, 1 1/4 In., Shank Size 1/8, 5/32, 3/16, 7/32 In., Shank Shape 3 Flat Shank, 2 Cutter Heads, For Use With Drill, No Hammer, Rotary Only, Glass And Tile Drilling, Drilling Relief Holes For Glass Cutting, Bathroom Installations, Drilling And Fastening Mirrors And Setting Screw Anchors In Tile.
Carbide Glass and Tile Bits- For drilling in glass, tile, mirrors, or ceramics. Tungsten carbide bits have a 3-flat shank.