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WI: (262) 446-4431 IL: (773) 346-7000

Illinois Custom Knobs and Handles, machine knob, knob manufacturer

Injection Molding & Knobs & Handles

We are widely recognized as the industry leader in manufacturing commercial and industrial knobs and handles.  We specialize in thermoset and thermoplastic molding.  We have leveraged our experience producing knob & handles and transferred this knowledge into the custom world of injection molding.  Today we mold very complex automotive plastic parts to high tech medical parts.


  • Thermoset Compression & Injection Molding
  • Thermoplastic Injection Molding
  • Press Tonnage – 28 – 400 tons
  • Rapid Prototyping
  • Welding, Drilling, finishing options
  • Machining


  • Ball knobs
  • Push-pull-lift knob
  • Oval and tapered knobs
  • Tapered handles
  • Fluted torque knobs
  • Knurled clamping knobs
  • 3-4 pronged clamping knobs
  • T-Handle knobs


  • Phenolic, Melamines, Polyester, Thermoplastic engineered & commodity grades


Gorham Inc. works with small, medium & large manufacturing & distribution companies that primarily reside Wisconsin & Illinois. The major metro markets that we visit daily are located in Milwaukee, Madison, Wausau, Sheboygan, Waukesha, Oshkosh, Kenosha, Racine, Chicago, Rockford, Aurora, Moline, Joliet, Elk Grove Village, Addison & Peoria. The primary manufacturing processes that we represent are: Aluminum extrusions, castings, injection molding, metal stampings, powdered metal, precision machining and specialty cold heading. The hardware products we represent are bearings, knobs and seals. Please visit our Request for Quote page for a no obligation quote.