?Urgrade Mgtgbao 10pc 5MM Masonry Drill Bits, 3/16 Concrete Drill Bit Set for Tile,Brick, Plastic and Wood,Tungsten Carbide Tip Best for Wall Mirror and Ceramic Tile. - Product Features
- ??HIGH-QUALITY MATERIALS?It is made of high quality YG6X alloy as raw material. The process of oxynitriding of the cutter head strengthen the drill hardness.
- ??SURFACE ELECTROPHORETIC PAINT PROCESS: Full-grinding and anti-rust treatment, clean and sharp without burrs .The drill bit is more wear-resistant and more durable .Fully automated polishing: Polished CNC is fully automated, each one is unified.
- ??UNIQUE CROSS ANGLE DESIGN :Small incision resistance?feature drilling stably, fast speed, not breaking the border. Opening neat, smooth, no broken edges, no tremor phenomenon, chip easily.
- ?WIDE USAGE: Professional glass and tile drill bits provide smooth and accurate drilling in ceramic tiles, marble, thin iron plate, mirrors and glass. Remember to add Water or coolant when drilling.
- ?NEW DESIGN: U-shaped drain groove, spiral handle design, easy to remove chips during work, smoother drilling. 10 pcs drill bit set with 5mm (3/16 ) sizes: that is 10 x 5mm (3/16 ) fit your different needs.