Deli 8mm High Hardness Dry Drill Bit with Four-Blade Serrated Eccentric Design for Tile Drilling, Wear-Resistant, 3-Pack

Double R groove hexagonal shank for tight fit and no wobble, compatible with lithium battery drills, electric drills, and bench drills

Suitable for drilling through all types of tiles, marble, granite, concrete, brick walls, wood, plastic, and glass

High concentricity and precise drill tip for fast and accurate positioning

Special cutting trajectory formed by alternating blade edges to improve chip removal at high speed

Ideal for home decoration and construction projects requiring reliable and efficient drilling on hard materials including full tiles and thick ceramics

Compatible with various drill types including lithium battery drills, handheld electric drills, and bench drills

Drill bits in multiple sizes (6mm, 8mm, 10mm, 12mm)