The RIDGID model 918-I roll grooving machine is capable of grooving 1 In. to 8 In. schedule 40 and 1 In. to 12 In. 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 stands tray is tough enough to support 200 lbs.