Use: Controlled tightening and checking of tightening values. Use in all industrial production areas. Working ranges from 0.8 - 200 Nm / 7 lbf·in - 160 lbf·ft are covered. Design: Display torque wrench with dial gauge and drag indicator. 1/4", 3/8", or 1/2" double square drive with ball lock for controlled clockwise and anti-clockwise tightening. Models No. ADS 4 to No. ADS 40: With integrated ratchet function. For controlled screw tightening and torque measurements. Display accuracy: +/- 4% tolerance of the displayed value. Design according to DIN EN ISO 6789, traceable to national standards. With double scale in Nm and lbf in or lbf ft on double-tinted, easy-to-read dials. Built-in overload protection - mechanical stop up to max. 25% overload of the max. value. Housing made of light, robust special aluminum construction - painted silver-gray. Black, non-slip rubber handles. Models No. ADS 4 to No. ADS 40: EPA (Electrostatic Protected Area) compliant, for use in electrostatically sens