If you're trying to lift something heavy, a jack can be incredibly useful, if not necessary, but do you need a screw jack or ...

The Off-Road Hi-Lift Jack is an iconic design that has been around for decades, but using one can still be confusing. Here's how they work.

The ActionJac line of bevel gear screw jack systems is offered from Nook Industries, innovator of linear motion components and systems.

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 ...