- 7-Piece hex key set made from chrome vanadium steel
- Ball-driver at one end for use in confined spaces or in equipment with awkward accessibility
- Sizes 2.5 3 4 5 6 8 & 10mm A 7 piece set of Allen keys made from chrome vanadium steel. They have a balldriver at one end which can be used at an angle up to 250 from the screw centre line making it easier to access screws in confined places & in equipment with awkward accessibility. The set comprises 2.5 3 4 5 6 8 & 10mm size keys.