JMA Excavator Demolition Hydraulic Hammer Breaker - Your Go-To Tool for Demolition Introducing the JMA Excavator Demolition Hydraulic Hammer Breaker - the ultimate tool for all your demolition needs. With its advanced hydraulic system and heavy-duty steel construction, this breaker can handle even the toughest demolition jobs with ease. Whether you're working on a construction site or demolishing a building, the JM Attachments Excavator Demolition Hydraulic Hammer Breaker is the tool you need to get the job done quickly and efficiently. Plus, with its ergonomic design and easy-to-use controls, you'll be able to work longer and with less fatigue. Don't settle for anything less than the best - choose the JMA Excavator Demolition Hydraulic Hammer Breaker for your next demolition project. Quick Specs Working Weight: 210 LB Oil Flow: 5.3 – 7.9 GPM BPM: 700-1200 Tool Diameter: 45 MM Anti-Blank Fire (ABF) Enclosed silence hammer SKU: JMA301EBH Excavator Range: 0.5 - 2 Tons Machine Recommended Application: Optimized for demolition, rock, coral, sheet pile and much much more Model JMA301EBH Recommended Carrier (US TONS) 0.5~2 Impact Energy Class (joule) 350 Impact Frequency (BPM) 700~1200 Working Weight (LBS/KG) 277 / 126 Oil Flow (GPM/LPM) 5.3 - 7.9 / 20 - 30 Operating Pressure (kG/CM2) 90 - 120 Tool Diameter (INCH/MM) 1.77/45 Chisel Bit Length (INCH/MM) 19.6/500 Hose Diameter (INCH) 1/2