Use: · Controlled screw tightening in the most widely used range of 5 - 400 N·m / 3.7 - 300 lbf·ft · Adjustable, releasing and sturdy tubular torque wrench with rectangular cavity for industry and the trades Features: · Classified to DIN EN ISO 6789:2017 Type II Class A, with a factory certificate. Working accuracy: +/- 3 % tolerance of scale set torque. The specification of the standard (+/- 4 %) is exceeded. · For controlled bi-directional tightening · Sturdy, varnished tubular steel construction, with zinc-plated rectangular cavity (9x12 mm or 14x18 mm) and high-grade plastic parts · Ergonomically shaped, convenient black plastic handgrip with calibration aid · Dual scale N·m and lbf·ft below a window with a magnifying-glass effect · With micrometre scale for main N·m scale for setting interim values · Release system triggers a tactile and audible signal · Ergonomic system for torque adjustment · Factory depth gauges: 17.5 mm (9x12 mm) or 25 mm (14x18 mm) · Operation only with end f