Wera Tools - 7443/12 Assembly set for tyre pressure control systems12 piece tool set for the proper assembly and disassembly of tyre pressure control systems. Comes with torque technology for controlled screw tightening. Hand tool with multi component Kraftform handle for high working speeds and ergonomic working. Five pre set tools to connect the union nut with the screw and to fasten the sensor component to the valve. Two pre set valve insertion tools with 0. 25 and 0. 45 Nm. An adjustable Kraftform pistol handle