Combination Drill & Taps
Glass Hole Cutter 3/4/5/6/8/10/12mm Drill Bit For Tile Concrete Brick Glass Marble Triangle Drill Bit Hole Drilling Tool 1Pcs
See the second picture for details
Specifications:
Material: Carbide Tipped
Size: 3mm, 4mm, 5mm, 6mm, 8mm, 10mm, 12mm
Application: Provides smooth and accurate drilling in ceramic tile, glass, brick wall, wood, etc.
Package Including:
1pc Glass Drill Bit