Ridgid Model 141 Manual Receding Geared Threader Pipe Dies
Model 141 Manual Receding Geared Threader Pipe Dies, 2-1/2 in to 4 in-8 TPI, HS RH 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