The clever 3-thread rule will enable you to fix engagement problems when using bolts, and it will also help you avoid issues ...

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 ...

Split heads and head bursts on threaded metal fasteners are classified as “surface discontinuities.” As such, they fall under the jurisdiction of quality standards such as ASTM F788/788M and SAE J1061 ...

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 ...

Over the past few weeks we've looked at handy flexible hose clamp pliers, screw-holding screwdrivers and battery desulfators that rescue batteries from the dead. This week's cool tool, the nut and ...