Diablo 1/2" x 8"x 13" Rebar Demon SDS-Max 4-Cutter Full Carbide Head Hammer Bit Automotive Lubricants; Automotive Bits last up to 100X

Bits last up to 100X longer than standard impact bits

From the Manufacturer 15 gauge

Reed Valve Keys are built for strength and durability

) lessens user fatigue

Diablo 1/2" x 8"x 13" Rebar Demon SDS-Max 4-Cutter Full Carbide Head Hammer Bit Automotive Lubricants; Automotive Bits last up to 100XFeatures: Diablo made Dura Carbide withstands impact and high heat applications, dramatically extending life versus standard hammer bits Precision Tip delivers stability and accuracy required for fast, precise holes Tri Metal Diffusion Bonding provides heat resistance and prevents breakage of the full carbide heat for maximum life and productivity Optimized four flute design removes dust faster, keeping the carbide head cooler for ultimate strength