Deli Extended Alloy Eccentric Drill Bit for Dry Drilling Tiles Glass Marble Concrete [8mm] 1 Piece

Newly designed specifically for drilling concrete and ceramic tiles.

Special offset head design for precise and efficient drilling.

Double spiral chip removal grooves for smooth cutting and effective debris evacuation.

Hexagonal shank design for high hardness and wear resistance.

Shortened center blade distance for accurate positioning and fast entry on tiles.

Double U-shaped chip removal grooves with finely polished and rust-resistant drill body surface.

High-quality tungsten carbide steel drill head.

Wear-resistant, impact-resistant, sharp cutting edge for long service life.

High hardness and durability.

Not recommended for use with cordless drills or screwdrivers below 18V due to insufficient torque.

When drilling tiles, glass, or stone, use water cooling to extend drill bit life.

When drilling walls, avoid steel reinforcement bars; change drilling position to prevent chipping of the cutting edge.

Start drilling at a 45-degree angle with light pressure to prevent slipping.