These wrenches are used for tightening nuts on hardware fittings onhigh-voltage lines. The coil spring around the universal joint has justthe proper degree of flexibility so that the operator has control overthe socket at various angles. Spring is easily removed for lubricating.Wrenches are made to fit any .5-inch square-shank socket. Chancesockets are deep throated and accurately broached. All wrenches aremounted on 1.5" diameter Epoxiglas poles.
