These high quality, robust torque wrenches have numerous features that increase efficiency and performance. They incorporate a 'click' sound and 'snap' feel into their design to indicate when the torque has been reached. The wrenches also feature a sliding switch on the ratchet head for instant direction reversal (except models 300 and 330, which have a push through square drive). Furthermore, they feature a setting lock to prevent accidental adjustment of the torque setting. Features and Benefits 'Click' sound and 'snap' feel indicate when torque has been met Setting lock to prevent accidental adjustment to torque setting Easy to read scale even in difficult working conditions High quality design Instant direction reversal switch (except models 300 and 330) Durable construction consistently provides accurate results to 4% Can be split into two parts for easy portability using the sturdy, blow moulded box supplied Typical Applications Used to adjust the tightening torque of n