Dimensions Operating Weight – With Tool 257.5lb Energy Class 213.9ft·lbf Machine Class 1-3 Ton Mini Excavators Tool Shaft Diameter 1.8in Impact Frequency 700-1200 bpm Minimum Operating Pressure 1276psi Minimum Carrier Weight 3300.3lb Optimal Hydraulic Flow 20-30 lpm (5.3-7.9 gpm) Overall Width 11.8in Overall Length 13.4in Overall Height 43in Height – Without Tool 31.3in Sound Level 122 dB Mounting Bracket Size Small-Medium