Koyo Machinery USA, Inc.

Company record

Koyo Machinery USA, Inc. designs and builds a comprehensive line of grinding equipment and holds ISO 9001 and QS 9000 certifications. The product catalog includes center‑less grinders, surface‑machinery grinders, double‑spindle single‑sided grinders, machine‑tool grinders, internal and inside‑diameter (ID) grinders, vertical and horizontal disc grinders, chucking grinders, rotary grinders, as well as vertical‑spindle and horizontal‑spindle grinders. Feeding solutions for these machines cover through‑feed, rotary‑carrier, gun‑feed, and swing‑arm configurations. Beyond grinding machines, Koyo offers surface‑flaw and defect detection systems, visual inspection devices, single‑row and double‑row pinion‑gear assembly equipment, and hydraulic power‑steering balancing machinery. The company also supplies gauges, assemblies, spindles, precision ball screws, handles, and universal joints. Customers across the automotive, heavy‑equipment, aerospace, medical, and information‑technology sectors rely on Koyo’s capabilities for high‑precision grinding and related inspection and balancing solutions

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