Use: In the torque range 0.1 - 5.0 N·m For test and installation work in the electrical and electronic hardware industry, instrument-making industry and industrial manufacturing or in quality control Features: Dial-indicating torque and test screwdriver - with dual scale (cN·m/ozf·in/lbf·in) 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 Display accuracy: +/- 6 % tolerance of the indicated value Acc. to DIN EN ISO 6789, traceable to national standards For controlled bi-directional tightening With slave-pointer function For locking of maximum values / maximum-value display 4 models in the range 0,1 N·m to 5,0 N·m Lightweight construction by virtue of anodised aluminium handgrips EPA-conformant (Electrostatic Protected Area), for use in sensitive electrostatic applications Scope of delivery: Torque test screwdriver type TT 1/4" square/hexagon drive adaptor (no. 757-20) Model No. TT 250 FH; TT 500 FH with additional T-handle for easier work Test certificate acc. to DIN EN ISO 6789 Delivery in sturdy cardboard packaging