An angle grinder is the best tool to use for trimming down exposed bolt ends. Here’s how to do it. To do this, you’ll need a bench vise and an angle grinder with a metal cut-off wheel. Use a Sharpie ...

At 7,500 rpm, the pistons in your race engine reach either top-dead-center or bottom-dead-center and change directions 25 times per second. That means the piston goes from traveling at top piston ...

Ever been strolling through a hardware store or perhaps an auto parts establishment and wondered of the meaning behind the markings on the hundreds of thousands of bolt heads on the shelf? Whether you ...