Security Hex BitSocket 3/8" Drive 3/16"

Wiha Security Hex bit sockets feature our standard insert bits in a square drive socket. Allowing you to use a square drive ratchet to get more torque and access areas that screwdrivers cannot.  The bit sockets make it easy to replace the bit with a hex set screw that holds the insert bit securely, in the event the bit needs to be replaced.  Hole Drilled in center of bit fits over security pin Fast Easy Bit replacement using set screw to mount bit Exact Fit Precision Machined Security Hex Bits Through Hardened For Maximum Durability Special CRM-72 Tool Steel, Natural Finish Bit