Wera 004076 Zyklop Speed Ratchet 1/2" Drive Metric Set bonanza-og 3/8" square drive hex socket:

3/8" square drive hex socket: 21mm

23 x 44mm blade

The hollow shaft allows much further access to nuts on long threaded rods

TX 20 x 70mm blade x 1/4" Drive

tapered collar

Wera 004076 Zyklop Speed Ratchet 1/2" Drive Metric Set bonanza-og 3/8" square drive hex socket:Wera Zyklop Metal 8100 SC 6 1 2 Inch Drive Metric Ratchet Set, 28 Piece1 2" Drive Zyklop Speed Ratchet 840 2 Z Hex Bit: 5. 0 x 30mm 840 2 Z Hex Bit: 6. 0 x 30mm 840 2 Z Hex Bit: 8. 0 x 30mm 840 2 Z Hex Bit: 10. 0 x 30mm 851 2 Z PH Phillips Bit: #2 x 32mm 851 2 Z PH Phillips Bit: #3 x 32mm 855 2 Z PZ Pozi Bit: #2 x 32mm 855 2 Z PZ Pozi Bit: #3 x 32mm 867 2 Z TORX Bit: T20 x 35mm 867 2 Z TORX Bit: T25 x 35mm 867 2 Z TORX Bit: T30 x 35mm 867 2 Z TORX