Meet the Diablo DMAPL4230 Rebar Demon™ SDS-Plus 4-Cutter Full Carbide Head Hammer Drill Bit — the durable, fast, and cool-running solution for reinforced concrete and rebar work. If you crave holes drilled cleanly and efficiently, this bit is ready to earn its keep, even when the going gets tough.

Key Features & Design

• Size: 5/8" x 10" x 12"
• Technology: Rebar Demon™ 4-Cutter Full Carbide Head designed to maximize durability and performance
• Carbide & Heat Resistance: Diablos Dura-Carbide™ features up to 2X more carbide that withstands up to 1800°F of intense heat to combat rebar hits versus standard bits that fail at 800°F
• Head Design: Impact Resistant 4-Cutter Full Carbide Head extracts smaller bites of rebar for controlled, consistent carbide wear and reduced vibration, delivering fast, precise holes
• Construction: Tri-Metal Fusion Welding features up to 3X stronger weld to keep the full carbide head intact during extreme impact such as rebar
• Precision: Precision Tip delivers the stability and accuracy required for fast, precise holes in reinforced concrete for anchor setting
• Applications: Reinforced concrete and concrete
• Performance: Ideal For up to 7X longer life versus standard 2-cutter hammer drill bits

Built to outwork the competition, this bit pairs a robust carbide head with smart engineering so you can drill faster, cooler, and with less vibration—even when rebar tries to ruin your day. It’s the trustworthy workhorse your toolkit deserves.