65R C Manual Receding Threader, 1 in NPT to 2 in NPT ORS NASCO Constructed of M 42 8 percent Constructed of M 42 8 percent cobalt high speed steel for super abrasive resistance in tough metals 135 degree split point reduces feed pressure for easier penetration without work hardening Durable rubber sided case for added impact resistance Sliding latch design provides added security Available with a variety of drill bit types and piece count configurations compact grip is desired and where conductor damage is not a factor Swing latch to help hold cable in the jaw Gripping pressure of the knurled jaw is applied to 1 4 inch (635 mm) cable area Threads 1 inch to 2 inch pipe Jam proof drive pawl Cam workholder sets instantly Right hand only NPT with one set high speed dies