For the correct tightening of screw connections for the installation and repair of refrigeration and air conditioning systems, as well as heat pumps. Klick torque wrench in the unmistakable Wera Design. Very robust version with high precision according to DIN EN ISO 6789-1:2017-07. Easy adjustment and locking of the desired torque value. The robust trigger mechanism guarantees a clearly audible and sensitive signal when the set torque is reached. For right-hand and left-hand tightening with 14x18 mm square connection for inserting the corresponding interchangeable tool. The three Joker 7880 interchangeable self-adjusting open-end wrenches replace many single sizes of wrenches thanks to their continuously parallel jaws. The required size is continuously self-adjusting when positioned on the screw or hexagonal nut. The ratchet function allows for quick and consistent screwing without having to reposition. Content: 1x Click-Torque X 7 torque wrench for interchangeable tools, 10-100 Nm: 14x18 x 10-100 Nm 1x 7880 Joker XXL Interchangeable self-adjusting open-end wrench for opening 24-32 mm, 14x18mm: 14x18 x 24-32 x 15/16-1 1/4" x 113.5 mm 1x 7880 Joker XL Interchangeable self-adjusting open-end spanner for opening 19-24 mm, 14x18mm: 14x18 x 19-24 x 3/4-15/16" x 95 mm 1x 7880 Joker L Interchangeable self-adjusting open-end spanner for opening 16-19 mm, 14x18mm: 14x18 x 16-19 x 5/8-3/4" x 85.5 mm