The ridgid 915 roll groover is a manual roll groover for in place field applications the 915 requires only 312in of clearance to travel around a pipe and a minimum of 234in of exposed pipe for grooving the easy to use depth setting gauge helps make accurate grooves the included ratchet has a 90 bend in handle that makes grooving easier with the appropriate roll sets the 915 can groove from 114 to 12in pipe the widest range in its class it has a lightweight design and a cast in handle that allow