




Hex-plus L-keys from Wera spread the torque via a greater contact surface in the screw head and this reduces the notching effect (rounding out) that damages the head of the screw. Up to 20% more torque can be transfered.
| L-key size (mm) | Long arm length (mm) | Short arm length (mm) |
|---|---|---|
| 1.5 | 90 | 14 |
| 2.0 | 100 | 16 |
| 2.5 | 112 | 18 |
| 3.0 | 126 | 20 |
| 4.0 | 140 | 25 |
| 5.0 | 160 | 28 |
| 6.0 | 180 | 32 |
| 8.0 | 200 | 36 |
| 10.0 | 219 | 40 |
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