socket-head screw

socket-head screw

[′säk·ət ¦hed ‚skrü]
(design engineering)
A screw fastener with a geometric recess in the head into which an appropriate wrench is inserted for driving and turning, with consequent improved nontamperability.
References in periodicals archive ?
The cutter tips, which are available in stainless steel, tool steel, and tungsten carbide, can be slid onto blade holders and secured with one retaining socket-head screw, allowing rapid replacement.
Use a 3/8-in socket-head screw key to remove both pipe screws on the barrel of the MRS.
On the left and fight side of the base are socket-head screws, which enter the hole in the base and engage the stud.