Pipe Threading Die Heads Threading Machine Die Head Die Head Opening Type Automatic For Nominal Pipe Size 1/8 in to 2 In. Threads per Inch 27 18 14 11-1/2 Pipe Thread Type NPT Thread Direction Right Hand For Use With 3RY43 3Z987 3FE64 5A191 For Use With Pipe Threader Series 1215 1233 535 535A 1822 300 300 Compact Die Material/Type Universal Oil Through Head Yes Features Self Opening Threading Machine Die Head