The Diablo DMAMM1070 5/16" x 4" x 6" Multi-Material Carbide-Tipped Hammer Drill Bit is built to power through tile, masonry, concrete, wood, and metal with speed and durability. Perfect for pros and ambitious DIYers who hate swapping bits mid-project.

Key Features & Design

• Size: 5/16" diameter x 4" flute length x 6" overall length—the right balance of reach and rigidity for a variety of jobs.
• Tip technology: Carbide-tipped with Multi-Ground Grip Point Tip design for aggressive starts and clean, fast holes in a variety of materials.
• Construction: Optimized brazing and hardening process extends life and productivity, so you drill longer between bit changes.
• Performance: Impact Strong™ shank for increased shank stability and durability in cordless and corded impact and drill drivers.
• Flute design: Optimized flute design removes dust and chips faster, keeping the carbide tip cooler for ultimate strength and durability.
• Applications: Designed for drilling concrete, tile, masonry, wood, and metal with reliable accuracy and efficiency.
• Efficiency: More holes per charge in cordless impact and drill drivers, so you spend more time drilling and less time recharging.

With the Diablo DMAMM1070, you get a versatile, durable bit that delivers fast starts, long life, and confident performance across multiple materials—without the drama of bit-swapping derailments. A smart upgrade for anyone who means business on the job site.