McMaster 8465N451 SMC Modular Compressed Air Filter Regulator, Particle Removal, Number 40, Polycarbonate, 1 2 NPT Female G2559645 3 lb Handle Type D Handle 3 lb Handle Type D Handle Number of Speed Settings Continuous Minimum Blows per Minute 0 bpm Number of Chisel Locking Positions 12 Core Bit Capacity in Concrete 1 1 4 in Power Source Cordless Motor Type Brushless Drilling Capacity in Concrete 1 in Clutch Style Slip Clutch Battery Series CORE18V Profactor Quick Release Chuck Yes Switch Type Trigger Vibration Control Yes Anti Kickback Clutch Yes Maximum Speed 500 RPM Solid Bit Optimal Drilling Range in Concrete 0 in to 1 1 4 in Cordless Tool Kit Contents (1) Bare Tool Modes of Operation Hammer and Rotate Working Pressure @ 70 F 150 psi so it will exhaust when the downstream pressure exceeds the set pressure They come with mounting brackets