Power Threading/Pipe Dies for Machine Die Heads, 1 in - 2 in - 11 1/2 NPSM

High-Speed (HS) RH. (NPSM) National Pipe Straight Mechanical - Use (NPT) Dies and Rotate Threader Guide Post 180°. (BSPP) British Standard Pipe Parallel - Use (BSPT) Dies and Rotate Threader Guide Post 180° requires BSPT threader. Options available for cast iron, PVC, and stainless steel.