Proto® ProtoBlack™ Socket Extension, Standard, Measurement System: Imperial, 3/8 in Drive, 1-3/4 in Overall Length, Ball Locking, Alloy Steel, Black Oxide
| Finish | : | Black Oxide |
| Locking Type | : | Ball |
| Material | : | Alloy Steel |
| Type | : | Standard |
| Measurement System | : | Imperial |
| Drive Size | : | 3/8 in |
| Overall Length | : | 1-3/4 in |