Roller screws convert rotary motion into linear motion just like acme and ballscrews. Comparably sized roller screws, however, have better efficiency than acme screws and can carry larger loads than ...

So I'm building my first PC ever. My mobo didn't come with screws and my case didn't have an accessory case -- no standoffs, manual, nothin'. I'm in a bind since I'm new to DIY, and I don't even know ...

One of the greatest advantages of designing plastic parts is the vast number of assembly options a designer can apply to his or her design. The most common among these options is the use of screws.

I don't know the actual screw size, but by measuring an actual case screw (from an Antec case fan package), it looks like a 4mm hole is teh win.