Patented Wright Drive distributes contact over a larger surface area for greater gripping power and strength.
| Part Number | Class | Drive | Nut End Config. | Style | SAE or Metric | Set Type | Ratchet & Attachements Yes or No | Pieces in Set | Size Range | Presentation | Finish |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 378 | Hand | 3/8" Drive | 12 Pt | Standard | SAE | Socket | No | 10 | 5/16" - 7/8" | Rails/Clips | Chrome |