Thread the nut onto the bolt, hit it with 37 “ugga-duggas” and it’s all done, right? *insert buzzer here* Whoops! That’s a fail, and now you have a broken bolt. If you have been turning wrenches for a ...

Using a torque wrench incorrectly can be worse than tightening by feel. Fix the most common mistakes with these shop-proven ...

Most engineers who deal with bolted joints are familiar with torque tables for SAE-grade bolts, but these are all too often used without regard for the yield strength of internal threads or the bolt’s ...

Torque is a twisting force. The muscle you apply to the top of a screw-top jelly jar is torque. And when you use a wrench on a threaded fastener (such as a bolt, nut, screw, or stud), you're applying ...

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 ...

As Charlie Chaplin figured out during his brief assembly-line career depicted in the 1936 film Modern Times, tightening bolts all day can be a real pain. Lucky for Charlie, and for any one of us ...

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 ...

An Introduction to the Design and Behavior of Bolted Joints, John G. Bickford, 1995 Threaded-fastener technology has been around since screws were used at the Hanging Gardens of Babylon in the 7th ...

When hot rodders build a street machine or street rod, countless hours are expended selecting the proper major components, building the drivetrain, detailing the chassis, choosing the right tires and ...

"Bobtail® R is as permanent as any Huck® lockbolt with the added value that, should it need to be removed, it can be – safely and with conventional tools." Reduced Maintenance — Eliminates fasteners ...