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Mini-Excavator JMA450 hydraulic breaker Jackhammer WITH AUTO-LUBRICATION PRE-DISPOSITION. BOX TYPE HAMMER. BRAND NEW IN BOX. BRAND NEW IN BOX Hydraulic Breaker Jack Hammer JM Attachments L.L.C supplies hydraulic breakers Jack hammer since 2019 knowing the unique challenges of your applications. When it comes to breaking rock, concrete, or other materials, JMA Hammers are the ultimate cost-effective hammers that cannot be beaten when it comes to Cost Performance Index. We’re ready to help you choose the right equipment to get your project done right. · OEM replacement parts available. · Ready to Go! All the hammers are pre-filled with nitrogen and ready to go once received. · Pin-type hammer that can be used as a combo unit on both skid-steers and mini-excavators. · Cover on the front head to provide protection COMES WITH: 1 Chisel Tool & 1 Moil Point Tool, 1 Gas Charging Kit, 1 Set of Quick Coupler, 1 Set of Seal Kit, 1 Set of Hoses, 1 Maintenance Box with Tools, 1 Manual. WARRANTY: 1-Year Limited Factory Warranty. SPECS: • Model: JMA450 • Body Weight: 71KG • Total Weight: 129KG • Length: 1331 MM • Operating Pressure: 90-120 KG/CM2 • Hydraulic Flow Range: 20-30 LITER/MIN • Diameter of Chisel: 45 MM • Diameter of Hose: 1/2" Inch • Impact frequency: 700-1200 BPM We also can offer you national wide, international shipping. Contact us for more information JM Attachments LLC