Feature:
100% brand new and high quality.
Material:Tungsten Carbide
Drill diameter: 3mm/4mm / 5mm / 6mm / 8mm / 10mm / 12mm
Size: as picture
Tool Holder Type: Triangle Handle
.Made of fine quality material, low resistance, high hardness, improving work efficiency.
It can be used for Cinderblock, Hard Plastic, Cement, Concrete, Mirrors, Windows,
Travertine, Brick, Wood, and So Much More,and other openings without destructive effect