Serrated Masonry Drill Bit Set 10pcs - 3/16"*2, 1/4"*2, 5/16"*2, 3/8", 1/2" Concrete Carbide Drill Bit with PH2 Screwdriver Bit for Wood Plastic Masonry Ceramic Tile Glass Marble
Multiple Application - Suitable for drilling wood, plastic, bricks, cement, concrete (avoid the rebar), ceramic tile, porcelain tile, marble, granite, glass, etc. Wet use for longer life.
Precision Drilling - Four-sided Cross-step Tip Design effectively eliminates slipping and deviation. Enhanced positioning accuracy and significantly improved drilling stability—even beginners can achieve professional-level precision with ease.
Efficient Chip Removal - Deepened spiral flute design improves chip evacuation and drilling efficiency. Enjoy smooth continuous operation without clogging, even in deep-hole applications, while maintaining clean bore walls and extending drill bit lifespan.
Fits Most Drills - The 1/4” (6.35mm) universal quick-fit hex shank is fully compatible with all standard hand drills, bench drills and cordless drills (lithium-ion drills, power higher than 24V).DO NOT use impact or hammer mode!