Buy Security Hexagon Drive Bits 

Security Hexagon Drive Bits (also called Security Socket or Security Allen drive) are fitted with a central security pin for use with Security Hexagon fasteners. This product is also suitable for use with standard Hexagon Socket Screws. Security Hexagon Key Wrenches feature a standard 1/4 inch retaining hexagon, which makes them compatible with most drivers, as well as our Magnetic Drive Bit Holder range.

Sizes

Security Hexagon Drive Bits Drive Bits are available in drive sizes from H20 to H80.