Ridgid 65902 Model 918-I 230 Volt Electric Roll Grooving Machine Export Only. The 918-I Roll Grooving Machine is capable of grooving 1 In. to 8" schedule 40 and 1 In. to 12" schedule 10 pipe faster than any roll grooving machine in its class. Powered by a 1.2 HP Universal motor and Heavy Duty Transmission the 918-I produces High quality grooves consistently and effortlessly. The 918-I comes standard With a rugged wheel stand built for mobility in the shop without compromising stability. The stand's tray is tough enough to support 200 lbs. The 918-I uses a custom-designed two-stage hydraulic pump that minimizes pipe flare operator fatigue and hydraulic fluid leaks. Features: Fastest roll groove time in its class and offers maximum versatility in roll grooving capacities. Custom Engineered 2-stage15-ton hydraulic pump and ram eases grooving and Reduces flare and operator's fatigue. Produces consistent High quality roll grooves.