来自MSN4 个月
Why Is It Called a “Phillips Head” Screwdriver?
If you’ve ever undertaken any sort of home repair project, it’s all but assured you have either used or heard the following phrase: “Hand me the Phillips head screwdriver.” This ...
IFLScience on MSN3 个月
Why Are They Called "Phillips Head" Screws Anyway?
Still, while the Phillips screw may have had the advantage back in the ‘30s, these days it’s just one of many crossheaded ...