This faithfull long arm hex key set contains a selection of professional quality keys made from fully hardened chrome vanadium steel'. '.strtoupper('a')ll keys from 4mm have chamfered edges to prevent damage to blade and fittings'. '.strtoupper('l')ong arm design allows access to deep set screws or difficult to reach places'. '.strtoupper('b')all end keys allow angle entry to 25ordm'. '.strtoupper('w')orks in hard to reach areas'. '.strtoupper('f')aster insertion and removal'. '.strtoupper('t')he handy storage caddy ensures that the key set can be safely stored in pockets and toolboxes'. '.strtoupper('t')he key sizes are clearly shown on the caddy'. '.strtoupper('m')etric sizes 1.5, 2, 2.5, 3, 4, 5, 6, 8, 10 mm.additional informationbull type metricbull min'. '.strtoupper('s')ize mm 1.5bull max'. '.strtoupper('s')ize mm 10bull key type l shapedbull end type ballbull no'. '.strtoupper('k')eys 9