- Allows use of square drivers smaller than socket drive sizes:
- 1/4 " square drive + D.169RJ --> 3/8 " socket.
- 3/8 " square drive + D.169JS --> 1/2 " socket.
- 1/2 " square drive --> 3/4 " socket.
- Compactness means that fewer tools are needed for in situ maintenance operations.
- Magnetic retainer and locking system (JS and SK).
- Knurl allows hand tightening where access is difficult.
Weight: 96 g.