Abstract: The present invention relates to a device and a method, respectively, for the attachment of cabling at a traction vehicle, which traction vehicle (5) comprises at least one junction box (7) for the connection of the cabling (8) to a trailer (6), or the like, which method comprises that a holding device (1) is arranged to position the cabling at a distance above surfaces (50) situated below the cabling (8), characterized in that said holding device (1) is attached to said traction vehicle (5) by means of non-destructive means (3), wherein said non-destructive means (3) are arranged to give a retaining force of 100 N to 1,500 N, preferably about 200 N to 500 N, and wherein channels (23) encircled by inner limiting surfaces (22) are arranged in said holding device (1).

Abstract: A device for test running of power nut runners comprises a main body (10;50) with a nut (11;54), a screw (12;52) with a nut runner engaging head (13;55), a clamping element (14;56) co-operating with the screw (12;52), and spring unit (17;59) to be clamped between the clamping element (14;56) and the main body (10;50) to generate a torque resistance on the screw (12;52), wherein a one-way clutch (24;64) is provided between the nut (11;54) and the main body (10;50) to prevent rotation of the nut (11;54) at rotation of the screw (12;52) in the tightening direction and to permit rotation of the nut (11) when rotating the screw (12;52) in the loosening direction, a friction clutch (30;72,73) between the nut (11;54) and the main body (10;50) is arranged to prevent rotation of the nut (11;54) during loosening of the screw (12;52), and a lock element (34;70) secured to the screw (12;52) is arranged to rotationally lock the screw (12:52) to the nut (11;54) at continued rotation of the screw (12;52) in the loosening di