Description
- Alloy: Concrete drill bit is made of high cobalt , which is more advanced than YG6X, which increases wear-resistance and extra longer life span, so that the drill bits last through multiple uses
- Accurate and Precise: Precision unique cross angle design ground spear tip reduces bit skating and walking; superior tile cutter run through ceramic tile like butter, extremely neat and fast
- Size Information: Glass drill bit set Includes 7 different sizes: 1×1/8"(3 mm),1×5/32"(4 mm),2×3/16"(5 mm),2×1/4"(6 mm),2×5/16"(8 mm),1×3/8"(10 mm),1×1/2"(12 mm);Easily meet variety of needs
- WidelyI Application: Tile drill bits for glass, ceramic, tile, mirror, plant pots, wood, porcelain, brick wall, marble, thin iron plate etc; please try to keep the drill vertical and keep bits cool with a flow of cooling water; don't use on hard tile
- Quick Change: 1/4” Hex Shank fits into all power tools more easily and securely; compatible with milwaukee and other general electric hand drill, bench drill with locking into quick change chuck