Power Threading Threaders and Machines: Type - Exposed Ratchet Threader Set; Capacity - 3/8 in. - 1 in. (10-25mm) Pipe; Contents - (1) 3/8 in. Drop Head Dies, (1) 1/2 in. Drop Head Dies , (1) 3/4 in. Drop Head Dies , (1) 1 in. Drop Head Dies; Additional Information - NPT Dies; Manufacturer Series - Model 00-R
Additional Info: NPT Dies