Paving Breaker, Product Type Paving Breaker, Shank Size 1 1/8 in x 6 in, Shank Shape Hex, Maximum Blows per Minute 2,160 bpm, Piston Stroke Length 6 in, Pressure Port 1/2 in NPTF Female, Return Port 1/2 in NPTF Female, Minimum Operating Pressure 105 psi, Maximum Operating Pressure 1,800 psi, Minimum Flow Rate 5 gpm, Maximum Flow Rate 8 gpm, Sound Level 110 dB, Handle Type Cushioned/Spring-Dampened, Hydraulic System Type Open Center, Includes 1/2 in BSP to 1/2 in NPTF Adaptors, Whip Hoses