Meet the Diablo DMARG1090 SPEEDemon™ Red Granite Carbide-Tipped Hammer Drill Bit — the fast, durable workhorse for concrete, masonry, and stone. It’s the kind of bit that makes you wonder how you ever drilled without it, while keeping the sarcasm out of your holes and the drama off your walls.

Key Features & Design

• Size: 1/4" x 10" x 12"
• Tip Technology: SPEEDemon™ Red Granite carbide-tipped design with a hi-performance brazing and hardening process to extend life and boost productivity.
• Grip Point & Stability: Multi-ground Grip Point tip design delivers aggressive starts for clean, fast holes and reliable accuracy.
• Durability: Impact Strong shank for increased stability and durability in cordless and corded impact and drill drivers.
• Dust & Heat Management: Optimized flute design removes dust faster, keeping the carbide tip cooler for ultimate strength and durability.
• Performance Per Charge: More holes per charge in cordless impact and drill drivers, so you spend less time swapping bits and more time getting it done.
• Ideal For: Diablo-made carbide tip withstands impact and high heat applications for superior life versus standard masonry hammer drill bits.
• Applications: Drilling concrete, masonry, & stone.