- Locking Type: Ball
- Manufacturer Name: Stanley Black & Decker
- Material: Alloy Steel
- Measurement System: Imperial
- Type: Locking
- Drive Size: 3/8 in
- Overall Length: 12 in
- Item Features
- Standards
- 1-piece extension design
- Suitable for use with 3/8 in drive sockets
- Provides positive socket retention
- Use where accidental socket disengagement may be a concern or safety hazard
ASME B107.10M