
Using the Klein Tools 57000 torque wrench is straightforward. First, decide on the right torque setting for your job within the 10 - 100 foot - pound range. Use the micro - adjustment feature to get an accurate setting. The quick - release lever makes it easy to change the setting and read the measurement. Attach the wrench to the bolt with the square drive. Then, turn the wrench until you reach the desired torque. When using it, always make sure the wrench is properly calibrated. Check the N.I.S.T. traceable calibration certificate regularly. For maintenance, keep the wrench clean. Wipe it down after each use, especially if it gets dirty or wet. Store it in a dry place to prevent rust. The stainless - steel handle is durable, but avoid hitting it against hard objects that could damage it. This will help your Klein Tools 57000 torque wrench last a long time and keep performing well.