APPLICATIONUsed in concrete, glass, marble, stone, cement, etc. Can be installed on hand drills, cordless drills, bench drills, etc.

ABOUT THIS PRODUCTSThe cutter head is made of carbide, which has high hardness, strong corrosion resistance and good toughness. The cutter shaft is made of High Speed Steel, which has high hardness, high wear resistance and high heat resistance.
Surface electroplating treatment prevents rust and oxidation, extending service life.
Brick drill bit triangular drill bit features low resistance, high precision and high work efficiency, making drilling easier.
Can be installed on electric hand drills, cordless drills, bench drills, etc.
Glass concrete drill bit widely used in tiles, bricks, cement, concrete, glass, plastic, cinder blocks, wood, etc.

SPECIFICATION
10Pcs x Concrete Drill Bit
Tip Type: Four-blade Spear Drill
Finish: Electroplate
Tip Material: Carbide
Type: 1/4 Inch Hex Shank
Shank Material: High-speed Steel
Drill Diameter: 3mm/0.12-inch
Total Length: 89mm/3.5-inch

TAKE NOTICE OFPlease control the speed when drilling and use water to cool or lubricate if necessary. Wipe dry or oil after use to prevent rust.
To avoid deformation or breakage of the drill bit, please do not knock the drill bit.