CATERPILLAR, H120ES Hammer/Breaker - Hydraulic, H120ES HAMMER W/AUTO LUBE, 3,500 FT LBS ENERGY CLASS, 350-620 BLOWS PER MINUTE (BPM), 26-45 GALLONS PER MINUTE (GPM), 2,175 PSI OPERATING PRESSURE, 4.70" TOOL DIAMETER, 4,101 LBS MAX, INCLUDES PINSOnline Owner's ManualSN#HHE01138Equipment-certification-code: NCRFamily-code: TEXFamily-name: TRACK EXCAVATORSModel-name: 320Hours: 0, Attachment, Serial Number: HHE01138