Blackhawk™ by Proto® Nut Driver, 5/16 in Size, 7-3/8 in Overall Length, Measurement System: Imperial, Solid Round Shank, 3-5/32 in Shank Length, 6 Points, Ergonomic Handle, Yellow Handle, Specifications Met: ASME B107.110-2012, Polished Chrome, Steel
| Material | : | Steel |
| Number of Points | : | 6 |
| Overall Length | : | 7-3/8 in |
| Shank Length | : | 3-5/32 in |
| Measurement System | : | Imperial |
| Size | : | 5/16 in |
| Shank Type | : | Solid Round |
| Handle Type | : | Ergonomic |
| Handle Color | : | Yellow |
| Specifications Met | : | ASME B107.110-2012 |
| Finish/Coating | : | Polished Chrome |