Pipe and Conduit Thread Dies

Create external pipe and conduit threads. These dies are shaped for use with a die wrench. Loosen and tighten the die with the included set screw to adjust thread depth.
Carbon steel dies are for use on most metal and plastic. High-speed steel dies last longer than carbon steel when cutting similar material.
For technical drawings and 3-D models, click on a part number.
Carbon Steel | High-Speed Steel | ||||||
---|---|---|---|---|---|---|---|
Pipe Size | Threads Per Inch | OD | Includes | Each | Each | ||
NPT Right-Hand Thread | |||||||
1/16 | 27 | 1" | Set Screw | 000000 | 00 | 00000000 | 000000 |
1/16 | 27 | 1 1/2" | Set Screw | 000000 | 00 | 00000000 | 00000 |
1/8 | 27 | 1" | Set Screw | 000000 | 00 | 00000000 | 00000 |
1/8 | 27 | 1 1/2" | Set Screw | 00000000 | 000000 | 00000000 | 00000 |
1/4 | 18 | 1" | Set Screw | 000000 | 00 | 00000000 | 00000 |
1/4 | 18 | 1 1/2" | Set Screw | 00000000 | 00000 | 00000000 | 00000 |
1/4 | 18 | 2" | Set Screw | 000000 | 00 | 00000000 | 000000 |
3/8 | 18 | 1 1/2" | Set Screw | 0000000 | 00000 | 00000000 | 00000 |
3/8 | 18 | 2" | Set Screw | 000000 | 00 | 00000000 | 000000 |
1/2 | 14 | 1 1/2" | Set Screw | 0000000 | 00000 | 00000000 | 00000 |
1/2 | 14 | 2" | Set Screw | 000000 | 00 | 00000000 | 000000 |
3/4 | 14 | 2" | Set Screw | 0000000 | 00000 | 00000000 | 000000 |
1 | 11 1/2 | 2 1/2" | Set Screw | 000000 | 00 | 00000000 | 000000 |
1 1/4 | 11 1/2 | 3" | Set Screw | 000000 | 00 | 00000000 | 000000 |
High-Speed Steel | |||||
---|---|---|---|---|---|
Pipe Size | Threads Per Inch | OD | Includes | Each | |
BSPT Right-Hand Thread | |||||
1/8 | 28 | 1" | Set Screw | 0000000 | 000000 |
1/4 | 19 | 1" | Set Screw | 0000000 | 00000 |
3/8 | 19 | 1 1/2" | Set Screw | 0000000 | 00000 |
1/2 | 14 | 1 1/2" | Set Screw | 0000000 | 00000 |
3/4 | 14 | 2" | Set Screw | 0000000 | 000000 |
1 | 11 | 2 1/2" | Set Screw | 0000000 | 000000 |
1 1/4 | 11 | 3" | Set Screw | 0000000 | 000000 |
BSPP Right-Hand Thread | |||||
1/8 | 28 | 1" | Set Screw | 0000000 | 00000 |
1/4 | 19 | 1" | Set Screw | 0000000 | 00000 |
3/8 | 19 | 1 1/2" | Set Screw | 0000000 | 00000 |
1/2 | 14 | 1 1/2" | Set Screw | 0000000 | 00000 |
3/4 | 14 | 2" | Set Screw | 0000000 | 000000 |
1 | 11 | 2 1/2" | Set Screw | 0000000 | 000000 |
1 1/4 | 11 | 3" | Set Screw | 0000000 | 000000 |
Pipe and Conduit Thread Repairing Dies

Renew rusted and damaged pipe and conduit threads. These dies are hex shaped for use with conventional wrenches.
For technical drawings and 3-D models, click on a part number.
Pipe Size | Threads Per Inch | Wd. | Material | Each | |
NPT Right-Hand Thread | |||||
---|---|---|---|---|---|
1/16 | 27 | 11/16" | Carbon Steel | 0000000 | 000000 |
1/8 | 27 | 1 1/16" | Carbon Steel | 0000000 | 00000 |
1/4 | 18 | 1 1/4" | Carbon Steel | 0000000 | 00000 |
3/8 | 18 | 1 7/16" | Carbon Steel | 0000000 | 00000 |
1/2 | 14 | 1 5/8" | Carbon Steel | 0000000 | 00000 |
3/4 | 14 | 2" | Carbon Steel | 0000000 | 00000 |
1 | 11 1/2 | 2 3/8" | Carbon Steel | 0000000 | 000000 |
1 1/2 | 11 1/2 | 3 1/2" | Carbon Steel | 0000000 | 000000 |
1 1/4 | 11 1/2 | 3 1/8" | Carbon Steel | 0000000 | 000000 |
2 | 11 1/2 | 4 1/2" | Carbon Steel | 0000000 | 000000 |
2 1/2 | 8 | 5" | Carbon Steel | 0000000 | 000000 |
3 | 8 | 5" | Carbon Steel | 0000000 | 000000 |
BSPP Right-Hand Thread | |||||
1/8 | 28 | 7/8" | Carbon Steel | 0000000 | 00000 |
1/4 | 19 | 1 1/16" | Carbon Steel | 0000000 | 00000 |
3/8 | 19 | 1 7/16" | Carbon Steel | 0000000 | 00000 |
1/2 | 14 | 1 5/8" | Carbon Steel | 0000000 | 00000 |
3/4 | 14 | 2" | Carbon Steel | 0000000 | 00000 |
1 | 11 | 2 3/8" | Carbon Steel | 0000000 | 00000 |
1 1/4 | 11 | 3 1/4" | Carbon Steel | 0000000 | 000000 |
BSPT Right-Hand Thread | |||||
1/8 | 28 | 7/8" | Carbon Steel | 0000000 | 00000 |
1/4 | 19 | 1 1/16" | Carbon Steel | 0000000 | 00000 |
3/8 | 19 | 1 7/16" | Carbon Steel | 0000000 | 00000 |
1/2 | 14 | 1 5/8" | Carbon Steel | 0000000 | 00000 |
3/4 | 14 | 2" | Carbon Steel | 0000000 | 00000 |
1 | 11 | 2 3/8" | Carbon Steel | 0000000 | 00000 |
1 1/4 | 11 | 3 1/4" | Carbon Steel | 0000000 | 000000 |