Threaded Inserts; Chrislynn Threaded Inserts; We have a large range of sizes, up to 100mm in metric, and 5 inches in American. These inserts are used in many industries, such as oil drilling and refining, mining, avionics, automotive, nuclear energy, and power generation. All of our applicable inserts meet military specifications, and are DFARS compliant. We have no order minimum; Brands: Chrislynn Precision Coil ...