GREENER T9 Nine-Blade Tile Drilling Bit Eccentric Sawtooth Concrete Electric Drill Glass Marble 6mm*5

New upgraded nine-blade drill head design for faster and more efficient drilling

Independent nine cutting edges reduce vibration and prevent blade breakage

Eccentric drill head for precise positioning and anti-slip performance

Wide spiral chip removal groove for enhanced heat dissipation and debris removal

High durability with the ability to drill over 550 holes continuously without burning or damage

Suitable for drilling through high-grade ceramic tiles and full porcelain without breaking the drill head

Anti-slip hexagonal shank for secure grip and compatibility with various machines