15-ton hydraulic ram in a compact, easy to transport unit | One man set-up and operation | Ideal groover for job site requirements | Mounts quickly to RIDGID 300 power drive, 535, 1822, or 1224 Threading Machines | Designed to provide maximum efficiency, the 918 is capable of grooving up to 12" Schedule 10 and 8" Schedule 40 standard wall pipes | 15-ton hydraulic ram in a compact, easy to transport unit