Hexagonal headed (hex) screws are a type of screw which is designed to work with hex screwdrivers or allen keys. Take care when inserting or removing hexagonal head screws that the screw head doesn't get rounded out. They are difficult to remove if you do!

See also:
Slot Head Screw
Phillips Head Screw
Pozidrive Screw
Dual Head Screw
Hexagonal Head Screw
Square Head Screw
Security Screw



Add more information on this topic