Combination spanner that provides an anti-slip grip on the open end.
The design also provides grip on fastenings with worn or rounded corners.Also features a hip grip function where the spanner drives on the flank of the fastening rather than the corner. 19mm Metric Combination Open and Box End Anti Slip Spanner Wrench.These two design features combine to provide a much better grip which offers less risk of damage to the fastening.