Hi-Lok® Installation Socket, 1/4″ Female Square Drive, 3/16″ (ATHS187)
Hi-Lok® installation socket with set screw retainer. These anti-FOD sockets are manufactured to fit conventional square drives. Hi-Lok® installation sockets feature a generous through-hole to enable the use of hex keys when necessary for Hi-Lok®, Hi-Lite®, and Hi-Tigue® installations.
A set screw is provided to positively retain the sockets onto the square drive as an anti-FOD measure.