Reed's RG812H is a Hydraulic Roll Groover. It has a 8" - 12" pipe capacity. It weighs 74 lbs. This hydraulic groover is designed to roll groove pipe of various size, wall thickness, and material to prepare it for a mechanical grooved pipe coupling. This tool is intended for use both in the field and in the shop, and is powered by the Reed 5301PD power drive (not included) with the groove roll being actuated by the included hydraulics. Designed for portability, this hydraulic roll groover is an economical solution to jobsite grooving requirements in mechanical piping system installations.