Use:
Controlled screw tightening in the range of 20-160 ozf·in. High-speed, controlled tightening enables serial production in the electrical and electronic hardware industry, instrument-making industry, and industrial manufacturing or in quality control.

Features:
Adjustable torque screwdriver with scale. Equipped with a 1/4" female hexagon drive for use with 1/4" hexagon bits as per DIN 3126 - C 6.3. With an adaptor, it is also suitable for 1/4" square drive sockets as per DIN 3124. Working accuracy is +/- 6% tolerance of set torque according to DIN EN ISO 6789, traceable to national standards. It features a precision radial ball clutch and cam design for controlled bi-directional tightening. The precision mechanism slips noticeably when the pre-set value is achieved, with automatic resetting to the starting position. The "Positive-Lock" system automatically fixes the set value, preventing incorrect settings. Available in two models ranging from 12 ozf·in to 160 ozf·in, with micrometer graduation of 1 ozf·in. EPA-conformant (Electrostatic Protected Area) for use in sensitive electrostatic applications.

Scope of delivery:
Torque wrench type QSA, 1/4" square/hexagon drive adaptor (no. 757-20), Model No. QSN 600 FH / QSN 900 FH with an additional T-handle for easier work, and a test certificate according to DIN EN ISO 6789. Delivery in sturdy cardboard packaging.