Deli Extended Alloy Eccentric Drill Bit for Dry Drilling Tiles Glass Marble Concrete [12mm] 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.

U-shaped dual chip removal grooves to prevent chip accumulation and ensure high-speed operation.

Hexagonal shank design for strong grip, durability, and compatibility with various drills.

High-quality tungsten carbide tip for wear resistance, impact resistance, sharpness, and long service life.

Drill body surface is finely polished and rust-resistant.

Fast and accurate positioning with shortened center blade distance for efficient tile drilling.

Suitable for drilling hard materials including concrete, ceramic tiles, glass, and stone.

High drilling efficiency with smooth cutting edges.

Compatible with drills below 18V but not recommended for low torque cordless drills or screwdrivers.

1. Use water cooling when drilling tiles, glass, or stone to extend drill bit life.

2. When drilling walls, avoid steel reinforcement bars to prevent chipping; change drilling position if encountered.