Premier Black Calibrated Micrometer Torque Wrench 1/4Sq Drive 5-25NmFlip reverse Chrome Vanadium steel ratchet head with a smooth action mechanism. Scale graduated in Nm and lb.ft. Calibration tolerance in accordance with BS EN ISO 6789-1:2017. Wrenches are individually tested to standards with ±4% accuracy and each wrench is issued with an individually numbered test certificate. Aluminium knurled handle for comfort and control. Supplied in an EVA foam storage tray.Features PREMIER BLACK - One of a comprehensive range of hand tools suitable for daily and professional use. RANGE - 5-25Nm (3.7-18.5lb.ft). FLIP REVERSE DRIVE - Chrome Vanadium steel ratchet head with smooth action mechanism. CALIBRATED IN ACCORDANCE WITH BS EN ISO 6789:2017 - Wrenches are individually tested to standards with ±4% accuracy and each wrench is issued with an individually numbered test certificate. ALUMINIUM KNURLED HANDLE - For comfort and control. SECURE EVA TRAY – For convenient storage improved organisation and excellent impact resistance. GUARANTEE - Premier Black Series range have a lifetime guarantee.Specification Range 5-25Nm(3.7-18.5lb.ft). Flip reverse Chrome Vanadium steel ratchet head with smooth action mechanism. Calibration tolerance in accordance with BS EN ISO 6789-1:2017. Wrenches are individually tested to standards with ±4% accuracy and each wrench is issued with an individually numbered test certificate. Aluminium knurled handle for comfort and control. Supplied in an EVA foam storage tray. Lifetime guarantee*. Model No. STW901BPTDSEASTW901B"