Diablo DMAMX1390 1-3/4-Inch x 16-Inch x 21-Inch Rebar Demon SDS-Max 4-Cutter Carbide-Tipped Hammer Drill Bit

• Up to 7X longer life versus standard 2-cutter hammer drill bits
• Diablo made Dura-Carbide features up to 2X more carbide that withstands up to 1800-Degrees of intense heat to combat rebar hits versus standard bits that fail at 800-Degrees
• Impact Resistant 4-Cutter Full Carbide Head extracts smaller bites of rebar for controlled, consistent carbide wear and reduced vibration to deliver fast, precise holes
• Tri-Metal Fusion Welding features up to 3X stronger weld to keep the full carbide head intact during extreme impact such as rebar
• Precision Tip delivers stability and accuracy required for fast, precise holes
• Optimized flute design removes dust faster, keeping the carbide head cooler for ultimate strength and durability
• Wear mark indicator ensures precise hole making
• Optimized for maximum performance in corded and cordless SDS Plus or SDS Max rotary hammers

WARNING: California's Proposition 65