Pipe Threading Dies Compatible Pipe Size 1 1/2 in to 2 in Compatible Material Type Alloy Conduit Galvanized Steel Iron Steel Thread Type NPT Compatible Thread Direction Right Hand Die Material High Speed Steel Die Head Compatibility Rothenberger Automatic Opening Rothenberger Snap-O-Matic Rothenberger Uniquad Compatible Threader Series Collins Application Pipe Number of Dies 4 Threads Per Inch 11 1/2 Compatible Threader Type Threading Machine