7Pcs Durable Black 4-Edge Cross Drill Bit Set Multifunction Hole Opener Concrete Drill Bit Set High Strength Tile Drill Bit

Colour: Black

Drill Bit Size: 3mm, 4mm, 5mm, 6mm, 8mm, 10mm, 12mm

Material: steel

Weight: 200g

Describe:

-Concrete drill bit set with full range of sizes (3mm, 4mm, 5mm, 6mm, 8mm, 10mm, 12mm), drill faster, meet your diverse needs and improve efficiency.

-The masonry drill bit set is made of high-hardness steel, which is strong, rust-proof, wear-resistant, corrosion-resistant and durable, and the reinforced head prevents the drill bit from breaking and provides a longer service life.

-Sharp 4-blade design, ordinary drill bits can easily damage ceramic tiles, glass and other materials when drilling! The four-edge cross drill bit has concentrated stress points, allowing faster drilling speed and higher precision without damaging the material.

-Universal hexagonal shank drill bit set (6.35mm), suitable for the most common drill bits, electric drills, hand drills and bench drills, easy to install and remove, safer.

-The universal drill bit can easily drill holes in ceramic tiles, vitrified tiles, glass, concrete, metal, wood and other drilling purposes. To reduce cracking, it can be cooled with water and control the drilling speed.

Package Includes: