Dokka Fasteners

Cold Heading Company is among the automotive, agricultural and heavy construction, industry leaders in the production of fastener solutions. Since 1912, the Cold Heading Company has been a trusted source for cold-formed fasteners in the automotive industry. From the earliest mass-produced automobiles to the most modern power train, braking, assembly, and safety system applications, the company s brand is a recognized fixture of the manufacturing industry. The company s long lasting relationships have seen it adapt to new demands in the mass production of fasteners, bolts, and nuts. Rather than outsourcing several aspects of producing cold-formed parts it has developed an independent organization of specialties that keep it in control of the entire process. The company serves an international client-base with corporate headquarters located in Warren, Mich.

Shannon Precision Fastener, LLC, is a leading manufacturer of high-quality fasteners based in Madison Heights, MI. With a focus on reducing variation in the production process, Shannon leverages advanced technology and innovative manufacturing techniques to consistently deliver fasteners of exceptional quality and cost-effectiveness. Equipped with the most precise manufacturing equipment in the world, Shannon offers a wide range of fasteners, including powertrain critical fasteners, specialty fasteners, and licensed products. With multiple locations, including a newly opened distribution center in Holly, MI, Shannon is well-positioned to support the continued growth of its customers.Generated from the website

Founded in 1958, Darling Bolt provides a range of metric and stainless steel fasteners, including nuts, bolts, screws, washers and hardware products. It offers product delivery services throughout the United States and maintains various warehouse facilities. The company also provides hex and socket cap screws. Darling Bolt offers threaded rods, flat and lock washers, square head set screws and pull dowel pins.