Use: Controlled screw tightening in the range of 14-135 cN m Serial manufacture with constant tightening value Electronic industry, precision mechanics and industrial manufacturing Features: Pre-set torque screwdriver - without scale With 1/4" female hexagon drive for use with 1/4" hexagon bits as per DIN 3126 - C 6.3 With adaptor also suitable for 1/4" square drive sockets as per DIN 3124 Working accuracy: +/- 6 % tolerance of set torque Acc. to DIN EN ISO 6789, traceable to national standards Precision radial ball clutch and cam design for controlled bi-directional tightening Precision mechanism slips very noticeably when the pre-set value is achieved Automatic resetting to the starting position Lightweight construction by virtue of anodised aluminium handgrips The pre-setting can be made at the factory or by the user on suitable torque testers If ordering, please specify the Nm value - if a fixed factory pre-setting is desired (price on request) Scope of delivery: