9-piece Stubby professional multi coloured sleeved ball-end hex key wrench set. Highest quality: round material with profiled Hex-Plus at both ends. Hex-Plus prevents the cylindrical turning of allen screws and ensures higher power transmission. Wera Stubby Short 9 Piece Hex Key Set Hex-Plus L-keys from Wera for hexagon socket screws have a greater contact surface in the screw head and this reduces the notching effect that is damaging for the head of the screw. Features on the item: 9-piece Stubby professional multi coloured sleeved ball-end hex key wrench set. Highest quality: round material with profiled Hex-Plus at both ends. Hex-Plus prevents the cylindrical turning of allen screws and ensures higher power transmission. Black Laser surface. With color-coded, convenient hose sheathing. The ball end on the long arm also allows oblique screws. Wera L-Keys provide increased safety and high torque transmission through the use of selected material and unique hardening technologies A