| Dia. | : | 5/16-18 |
| Driver Bit No. | : | T-40 |
| Length | : | 4 in |
| Package Quantity | : | 15 |
- Type F (multiple cutting edges)
- Originally designed for installing wood floors into truck trailers
- Torx Bits T-30 102719733 (#90001) and T-40 102714192 (#90002)
- Black phosphate and oil finish