You're sick of crawling under your desk to plug and unplug items from your power strip, so now you're going to mount that strip on the wall. Bravo. Just make sure the screws you drill into the wall ...

I've used them for ages but never had to buy them. Is there any practical difference in the various sizes of screws and cage nuts? M6 seems to be the prolific choice, but I see 12-24 and 10-32 are ...

Every time I tighten or redrive the mounting screws on our handrail, it always comes loose again. What am I doing wrong?—CLAUDE Y., HUNTSVILLE, ALABAMA Once a part works loose, creating an airspace ...