Toolzone 10 piece t handle metric hex allen key set set of 10 hexagon key wrenches with t handles high torque handles provide a firm grip and easy turning the allen keys have a conventional end and are made with chrome vanadium with a blackened finish the shaft and ends have been hardened to last a long time and fit correctly time after time the handles are made from trp grip and are ergonomic according to the size sizes 2 25 3 4 45 5 55 6 8 and 10mm colour blueyellow handles blac