This Jeremywell setscrew shaft collar is made of carbon steel with zinc-plated steel coating. The setscrew-type shaft collar has improved holding power when the shaft material is softer than the setscrew material which supporting low axial loads and simple positioning. It is made of carbon steel for weld ability and its zinc plated coating will provide a better resistance to corrosion than the regular steel. This collar comes with a socket cup-point setscrew for securing the collar onto the shaft. The operating temperatures for this collar range from -17 to 121 degrees C (0 to 250 degrees F). This shaft collar fits in various applications and can be found in nearly all types of machinery and industry. For instance, gearbox assemblies, motor bases, machine tools, drive shafts, agricultural implements, medical equipment, and paper and steel mill equipment, the automotive industry, the manufacturing industry, the hobby craft industry and many more.