The wera 9530 is a 4-piece click-torque torque wrench set designed specifically for the correct tightening of screw connections when installing and servicing refrigeration systems, air conditioning units, and heat pumps. At the heart of the set is the click-torque x 7 torque wrench, which accepts exchangeable insert tools via a 14x18 mm square head fitting and operates across a measuring range of 10 100 nm with a precision of 4% in accordance with din en iso 6789-1:2017-07. A laser-engraved, abrasion-proof qr code helps refrigeration and hvac engineers quickly determine the correct torque value for the insert tool in use. The wrench delivers both audible and tactile feedback when the desired torque is reached, with clearly defined clicks when setting scale values and a robust release signal on completion. The three included 7880 joker self-setting insert spanners in l, xl, and xxl sizes eliminate the need to carry multiple individual spanners. Their continuously adjustable parallel jaws automatically grip the hexagonal fastener as soon as the tool is applied, covering a combined range of metric and imperial sizes from 16 mm up to 32 mm. The integrated ratchet function and a return angle of just 30 allow fast, consistent tightening even in restricted spaces a practical advantage when working on pipework connections and service valves in confined plant rooms or outdoor condensing units. Features and benefits: specifically designed for refrigeration, air conditioning, and he...