| | General Motors Corp Transmission & engine components, camshaft, oil pump assemblies & piston pins | |
| | Gillen, John Co Machine keys, screw machine products & pins | |
| | Groov-Pin Screw Machine Corp Metal fasteners, inserts & groove pins | |
| | Hanger Bolt & Stud Co Inc Hanger bolts, studs, dowel screws & bed pins | |
| | Harter Precision Co Metal stampings, headless pins, tool & die | |
| | Holland Hitch Co Motor tractor couplers, fifth wheels, landing legs & king pins | |
| | Imperial Manufacturing Inc Costume jewelry, necklaces, hat pins, earrings, pewter figurines | |
| | Imperial Trophy Co Plastic signs, pins, plaques, nameplates & trophies | |
| | Indiana Aircraft Hardware Stainless steel washers, hooks & pins | |
| | Industrial Ceramic Products Pottery pins, foundry & pouring pit refractory | |
| | Jayco Industrial Distributors Contract & CNC machining, fabricating, special design, maintenance, bearings & hydraulic parts, pins, lathe & mill work | |
| | Keystone Automatic Technology Metal forming & wire cutting; headed & straight cut wire forms, pins; leads | |
| | Kile Machine & Tool Machine shop: collets, plungers, gauges, adapters, pins & rings | |
| | Kinton Carbide Inc Refractory brick dies, surface grinding, sleeves, pins & tungsten carbide faced replacement parts for foundries, refractories & power plts | |
| | Kletzing, R C Inc Automatic & CNC Swiss screw machine parts; headless pins | |
