BLUE DIAMOND, EX4 AUGER Auger, Blue Diamond EX4 Extreme Duty Series 2 AugerTorque ft-lbs @ 3000 Psi .3275Max Torque ft-lbs 3500 Psi .3821Recommended Flow (GPM) ..10-30Peak Efficiency (GPM) ..19-23Motor Type .EatonMax Pressure Do Not Exceed ..3500 psi @ 16 gpmMax Flow Do Not Exceed 30 gpm @ 1800 psiStandard Output Shaft ..2 HexMax Drilling Diameter Clay/Shale ..24 Max Drilling Diameter Earth .30 Weight .123lbsCompact high torque manufactured gearbox2 piece shaft design ensuring maximum side load ratings5-yr gearbox warranty, 3-yr motor warranty, and lifetime shaft pull-out warranty, Attachment, Serial Number: