Features:

1.Made of high-quality alloy, the concrete drill bits is harder and more wear-resistant.
2.Four-blade pointed design, low resistance, neat opening without breaking, more efficient and smooth drilling.
3.The masonry drill bit are widely used to drill ceramic tile, aluminum alloy, various wood, concrete, red brick, granite, glass, marble, etc.
4.Non-slip hex handle makes drilling safer.1/4” hexagon handle, compatible with electric drills, bench drills, electric wrenches.
5.The package includes5/7 universal drilling bits, 3mm, 4mm, 5mm, 6mm, 7mm, 8mm, 10mm.

Tips：
1.The steel bar cannot be hit during use, which will cause the edge to collapse.
2.The torque of the rechargeable drill below 24V is too low, it is not recommended to use.
3.Drilling with high hardness materials needs to add water to cool down, otherwise the drill bit will be burnt.

Specification:
Material: Alloy
Size: 3mm/0.12in, 4mm/0.16in, 5mm/0.2in, 6mm/0.24in,7mm/0.28in, 8mm/0.31in, 10mm/0.39in.
Handle:1/4”(6.35mm) Hex Shank
Compatible Equipment: electric drills, bench drills and electric wrench Used for: tile, glass, ceramics, plastic and wood, etc. Weight: 10.4-23.8g