A torque wrench (pronounced "tork") is one of the essential tools you need before starting an engine rebuild, and helps determine when the appropriate amount of force has been applied to a fastener ...

Socket wrenches are a real need-to-have for both DIY and professional toolkits. Without a decent set, working with nuts and bolts is a whole lot more challenging (not to mention labor-intensive).

We'll spare you a full-on physics lesson, but some science concepts can't be avoided in this discussion. Torque travels from the engine into the transmission, then through the driveshafts and into the ...