• For internal and external threading
• 3/8" shank, 3/8" IC Inserts, 5" long
• 2 inserts included: TNMC-32-NV and TPMC-32-NV
• 1 extra 6-32 flat head cap screw
• 1 wrench

This A R Warner precision threading tool will turn both internal and external threads. You can mount inserts on both ends. One end mounts the insert at the end of the tool for external threading. The mount on the other end is offset. Mount the insert one way for internal threading. Turn the insert around and you can use the tool for external threading too.

The minimum bore diameter for internal threading is 1.375".