This range of square drive 'P' type ratchet head torque wrenches are Preset to discourage unauthorised or accidental alteration, adjustable only via a measurement instrument such as the TruCheck 2. With an accuracy of 3%, the product is available with either a 1/4in. or 3/8in. square drive to suit your needs. Each product boasts a high quality 72 tooth reversible ratchet action that allows for use in confined spaces. The ratchet emits an unmistakable signal when set torque is reached for accurate results. This range is the smallest wrench in the slimline range, giving superior access to restricted areas. Features and Benefits Available in varying sizes to suit your needs Preset nature ensures the product is not tampered with and protects against unauthorised tampering Has a reversible ratchet action for easy loosening and tightening of fasteners Slimline design allows access to confined spaces Makes an unmistakable sound to alert you as to when the desired torque has been reached