OS Motors Socket Wrench

This is a Long Socket Wrench with Plug Grip from O.S. Engines.

FEATURES:
This unique glow plug wrench is for use with cowled engines or those
    having deep heatsink type heads (cars and truck and helicopter engines).
It has an internal grip which holds the plug firmly while it is
    being withdrawn or reinserted.

INCLUDES:
One Long Socket Wrench with Plug Grip

SPECS:
Length: 3-7/8" (9.8cm)