The 004M3.5 from Tappex is a threaded insert with a brass construction and an M3,5 thread size. It has a part number of 37896 and a length of 4.1mm, and it is a part of their MULTISERT® range. It is designed for use in both plastics and metals, and it features an internal helical coil design for superior pull-out resistance. The insert is also self-tapping, which eliminates the need for pre-tapping, saving both time and money. It can be used in a wide variety of applications, including automotive, construction, and household applications.