the.com/phillips
The screw that fights back, bites your wrist, and was designed to do exactly that.
means The cross-shaped screw and screwdriver where the head deliberately slips out under too much torque.
from Named for Henry Phillips, who bought and popularized the patent in the 1930s, then licensed it to a young auto industry hungry for assembly-line speed.
Cam-out featureThe slipping is a feature, preventing overtightening on early assembly lines.
Detroit debutThe 1936 Cadillac was first to use them.
Not PozidrivOften confused with its grippier, four-extra-line cousin.