The Norbar SL0 Fixed Head Torque Wrench is accurate to ±3% and features a high-quality 72 tooth ratchet, for use in confined spaces. Fitted with a push through square for left and right-handed torque tightening. It's easy to set the torque, an unmistakable signal is given off when the set torque is reached. The moulded grip aids correct hand location and operator comfort. Accuracy meets all international standards. A traceable calibration certificate is supplied to satisfy ISO 9000:2000 quality systems.