Some screws are turned by hand, others lost their head, and one looks like a sea monster. It might be time you read up on ...

A judge dismissed two ex-SAPD officers listed as defendants in the civil lawsuit filed on behalf of Melissa Perez. In 2023, Perez was experiencing a mental health crisis inside her apartment when ...

Learn your screw types and a whole lot more about the history of screws.For each scr There is an entire world beyond slotted and Phillips head screws. Skip to Main Content ...

It's important to pick a good drive head when selecting a woodworking screw for two reasons: convenience and safety. Not all drive types can be driven down as easily — using a slotted flat head ...

The head diameter is the largest diameter of the screw, typically twice the head height and 30 to 50% larger than the shoulder diameter. Head-diameter tolerances run ±0.005 in. for inch screws ...

The screw has what is referred to as a “bugle head.” It’s meant to pull down into the paper surface of drywall without puncturing it, but can also pull down neatly into softwood lumber.

There are two basic types: thread forming and thread cutting. The thread-forming screw displaced material around the pilot hole so that it flows around the screw’s threads.