Wide range of applications: these thread replacement are widely used as replacements, accessories, jigs and fixtures ect. easy to install and without tools, our umbrella screw for patio umbrella stands would be a nice selection for you.
Durable to use: these umbrella base replacement parts are made of plastic and metal.
Application】Widely used for lathe machine, mechanical equipment, instrument and apparatus, food and pharmaceutical industry equipment. It can be used in drill press, lathes, fixture, feather board and fences, and other places where ,is your daily life to replace the tightening screw.