Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to use a torque wrench [title] Purchase a torque wrench that you are sure is calibrated. [step] Purchase one directly from an auto parts store or a supplier. If you purchase a used torque wrench, take it to be recalibrated at an auto parts store.

Ending1: If you are working with other materials, such as tuners or wrenches, make sure you have the right torque wrench for that job. If you are new to driving and need a torque wrench, purchase an automotive or industrial torque wrench. Ending2: Once the original torque you purchased is calibrated, and you buy a new torque wrench, it will be the same as the original torque you purchased. [substeps] Always check the label and shipment instructions before using your torque wrench. Ending3: [substeps] There are four types of torque wrenches: beam, click adjustable, dial gauge and digital electronic. The main differences between these types are how they are read and how easily they can be adjusted. Ending4: Older torque wrenches are prone to flaking. [title] Remove the screws in the upper left portion of the wrench.

Answer format: ending1/ending2/ending3/ending4