HIGH-QUALITY MATERIALS  ----  Made of premium metal alloy, rust-proof and corrosion-resistant, and the strength carbide tips to provide durable and wear-resistant masonry drill bits for concrete . High-hardness carbide blade-excellent abrasion resistance, durability, rust resistance. Able to easily penetrate various materials at once. Efficiency saves time and effort.

EFFICIENT DESIGN  ----  Four-blade design, small incision resistance and small incision resistance, precise and effortless punching. Additional anti-skid triangle handles to design, firm operation. feature drilling stably, fast speed, not breaking the border. opening neat, smooth, no broken edges, no tremor phenomenon, chip easily. It is suitable for most general drill, electric drill, hand drill and bench drill. Rock carbide tip maximizes carbide surface contact for longer bit life.
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.
5 DIFFERENT SIZES TO CHOOSE FROM  ----   5mm, 6mm, 8mm, 10mm, 12mm are suitable for your different needs. It can be installed on general hand drills and bench drills, and the range of machine drill clamps is 10mm and above.

WIDE USAGE  ----  Professional multifunctional cross alloy drill bit set can provide smooth, accurate amd stable drilling in ceramic tiles, marble, thin iron plates, mirrors, and glass. Remember to add water or coolant when drilling, this will make the effect better.

Specification:
Materials: Cemented Carbide
Color: Black 
Diameter: 5×76mm / 6×77mm / 8×80mm / 10×83mm / 12×86mm
Compatible equipment: Electric hand drill, rechargeable drill
Package Contents:
10Pcs Universal Drilling Tool
or
5Pcs Universal Drilling Tool

Instructions for use
It can be installed on various models such as ordinary electric hand drill, bench drill and rechargeable drill. The clamping range of the drill can be used within 10mm.
It not only has the function of ordinary glass ceramic drill bit, but also has the function of electric hammer drill bit. It can make holes on the cement bearing body, which solves the problem that the ordinary drill bit is easy to fall when encountering large stones, and has no damage to the ceramic tile wall.
After each use, please wipe the stains on the surface of the product and apply anti rust oil to prevent rust.
Various manual tools must be installed according to the correct steps, and they are not allowed to be used until they are installed.
Concrete Drill Bit for Glass, Brick, Cement, Concrete, Plastic, Wood, Tile.
 

NOTE:

1.Due to manual measurements, please allow slight measurement deviations.
2.Due to the different display and lighting effects, the actual color of the item may be slightly different from the color displayed in the picture.