Company record
Brunner Manufacturing Co., Inc. specializes in producing special cold‑formed, machined, and wire‑form components for a range of industrial applications. Its product portfolio includes custom bolts, cross‑drilled and end‑drilled pins, rivets, studs, precision‑machined shafts, wire‑formed parts, welded assemblies, and nuts. The company’s cold‑forming and upsetting capabilities accommodate diameters up to 1 ¼ in. and lengths of 10 in. Secondary processes offered on‑site cover drilling, thread rolling, grooving, flattening, piercing, near‑net machining, as well as heat treating and plating. An in‑house metallurgical laboratory validates every heat‑treat cycle and surface finish, ensuring 100 percent traceability throughout production.
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