Ridgid 48382 Model 918-4 Roll Groover for 1224 comes With the 1224 Power Drive Mounting Kit. Ridgid 48382 Model 918 Hydraulic Roll Groover features a powerful 15 ton hydraulic ram in a compacteasy to transport unit. With one man set-up and operationthe 918 is the ideal groover for job-site requirements. The 918 mounts quickly to Ridgid 300 power drive5351822or 1224 Threading Machines. Designed to provide maximum efficiencythe 918 is capable of grooving up to 12 Schedule 10 and 8 Schedule 40 standard wall pipes. Roll Set changeout is accomplished in seconds.