Machined from solid stock with a right hand thread on one end and a left-hand thread on the other. Threads are the same length on both ends. Used in the construction of jigs, fixtures, and other special tooling. Made from mild steel with a black oxide finish.
| S&W P/N | Thread (A) | Thread Length (B) | Total Height (C) |
|---|---|---|---|
| ST0-15 | 1/4-20 | 5/8 | 1 1/2 |
| ST0-20 | 1/4-20 | 1/2 | 2 |
| ST0-25 | 1/4-20 | 3/4 | 2 1/2 |
| ST0-30 | 1/4-20 | 3/4 | 3 |
| ST0-40 | 1/4-20 | 1 | 4 |
| ST100-20 | 5/16-18 | 1/2 | 2 |
| ST100-25 | 5/16-18 | 3/4 | 2 1/2 |
| ST100-30 | 5/16-18 | 3/4 | 3 |
| ST100-40 | 5/16-18 | 1 | 4 |
| ST1-15 | 3/8-16 | 5/8 | 1 1/2 |
| ST1-17 | 3/8-16 | 5/8 | 1 3/4 |
| ST1-20 | 3/8-16 | 3/4 | 2 |
| ST1-22 | 3/8-16 | 3/4 | 2 1/4 |
| ST1-25 | 3/8-16 | 3/4 | 2 1/2 |
| ST1-30 | 3/8-16 | 3/4 | 3 |
| ST1-35 | 3/8-16 | 1 | 3 1/2 |
| ST1-40 | 3/8-16 | 1 | 4 |
| ST1-45 | 3/8-16 | 1 1/4 | 4 1/2 |
| ST1-50 | 3/8-16 | 1 1/4 | 5 |
| ST1-60 | 3/8-16 | 1 1/2 | 6 |
| ST2-17 | 1/2-13 | 3/4 | 1 3/4 |
| ST2-20 | 1/2-13 | 3/4 | 2 |
| ST2-22 | 1/2-13 | 3/4 | 2 1/4 |
| ST2-25 | 1/2-13 | 3/4 | 2 1/2 |
| ST2-30 | 1/2-13 | 3/4 | 3 |
| ST2-40 | 1/2-13 | 1 1/4 | 4 |
| ST2-45 | 1/2-13 | 1 1/4 | 4 1/2 |
| ST2-50 | 1/2-13 | 1 1/4 | 5 |
| ST2-60 | 1/2-13 | 1 1/2 | 6 |
| ST2-70 | 1/2-13 | 1 3/4 | 7 |
| ST2-80 | 1/2-13 | 1 3/4 | 8 |
| ST3-25 | 5/8-11 | 7/8 | 2 1/2 |
| ST3-30 | 5/8-11 | 1 | 3 |
| ST3-35 | 5/8-11 | 1 | 3 1/2 |
| ST3-40 | 5/8-11 | 1 1/4 | 4 |
| ST3-50 | 5/8-11 | 1 1/4 | 5 |
| ST3-60 | 5/8-11 | 1 1/2 | 6 |
| ST3-70 | 5/8-11 | 2 | 7 |
| ST3-80 | 5/8-11 | 2 | 8 |
| ST4-40 | 3/4-10 | 1 3/4 | 4 |
| ST4-50 | 3/4-10 | 1 3/4 | 5 |
| ST4-60 | 3/4-10 | 1 3/4 | 6 |
| ST4-70 | 3/4-10 | 2 | 7 |
| ST4-80 | 3/4-10 | 2 | 8 |
