<p>[Interchangeable Head Torque Wrench]--This interchangeable torque wrench is designed for use on production lines and other applications that require specific torque for repeated operations. Interchangeable heads allow use of the adjustable torque wrench body for ratcheting, fixed, socket or open end torque capabilities. Pushing the locking pin allows for a quick change action, and there are a variety of head styles to choose from.</p> <p>[9x12mm Open End]--The torque wrench includes a 30mm adjustable open end. This HVAC torque wrench is suitable for industrial, refrigeration system, automotive and aerospace application controls. It's also a great tool for tightening the flare nut connections on your mini-split air conditioner.</p> <p>[Precise Digital Wrench]--Our small torque wrench features a durable ratchet head that provides a torque force range of 5-30NM. This means it is versatile and suitable for a variety of applications. It arrives pre-calibrated with a guaranteed accuracy of +\/-4%.</p> <p>[Reliable Clicking Wrench]--When the wrench's preset torque value is reached, the simple and reliable mechanical operation within the handle produces a clicking sound you can hear and feel, reminding you to stop applying force.</p> <p>[Easy to Use and Read]--The torque wrench is user-friendly; just pull down on the \</p>