Universal Precision Screws

  Having visible threads but no head, stud bolts are a type of mechanical fastener. Either the external thread runs the entire length of the stud or only partially does so from each end. For installation, at least two nuts are needed, one on each side. There are many different sizes, kinds, and threading patterns of stud bolts.

A hex bolt is a type of fastener that has six-sided heads, with one side being larger than the other. Hex bolts are used in many different applications, including automotive and construction projects.