Available in many configurations, this line offers customers quality, long-duty cycles and configurable solutions for their applications. Offered in machine and ball models, all bevel gear screw jacks ...

A magnetic sensor turned out to be a useful replacement for a simple limit switch that prevented overtravel in screw jacks. ActionJacs made by Nook Industries in Cleveland, Ohio, once incorporated ...

In order to continuously maintain a road bridge workmen need access to the complete span of the bridge for inspection and routine maintenance. For work under and on the side of the bridge access needs ...

The ActionJac self-contained screw jacks from Nook Industries, Cleveland, Ohio, are totally mechanical, so there are no hydraulic hoses to crimp and maintain and no hazardous fluids that can leak.