47750 - Replacement Pipe Die: For Ridgid Machine Universal Heads - 1" to 2" Pipe - Aluminum/Steel - 4 PKRidgid 47750 Replacement Pipe Die: For Ridgid Machine Universal Heads 1" to 2" Pipe Aluminum Steel 4 PK These dies pair with compatible die heads on threading machines to cut threads on pipe or conduit of a given size or size range. The threads mate with matching internal threads on fittings. Features Compatible threader type Threading machine Compatible pipe size 1" to 2" Material type Aluminum Steel Thread type NPT Thread direction Right hand Die