Ohio Screw Products

Multi-quantity turned product consistency

Ohio Screw Products is a leading manufacturer of custom precision turned parts, offering consistent, high-quality screw products and services from prototype development and refinement through production consistency. The company takes a proactive, solution-based approach to turning—combining innovative engineering and superior manufacturing with excellent customer service. Operating from a within a 84,000 square foot facility, Ohio Screw Products offers MARN customers the economy of screw machines with the sophistication of CNC’s. An impressive inventory of high- and low-volume equipment allows them to provide important economies even when production quantity needs fluctuate.

Parts cleaning

Ohio Screw Products parts cleaning operation includes multiple systems including trichloroethylene and aqueous, which provides the right cleaning process based on parts and specific application.


Ohio Screw Products offers finishing operations including centerless grinding, drilling, tapping, threading, milling, stamping, and broaching, as well as assembly.


The OSP tooling department offers 2 and 4 axis wire EDM capabilities for accuracy and quick turn-around ensuring shorter lead times and better control.


Ohio Screw Products is continually expanding on manufacturing concepts and equipment. This assures our customers that our processes are progressive and our capabilities appropriate in varied applications. Our equipment includes:

Acme Gridley & Euroturn screw machines
  • High volume production (10K – 1 million pc or more)
  • Capacity range from 5/8” to 2” diameters
Brown & Sharpe screw machines (with PLC controls)
  • Lower volume (1K – 29K pcs)
  • Capacity up to 1 5/8” diameter
Oversize Davenport screw machines
  • Lower volume (1K – 29K pcs)
  • Capacity up to 1 5/8” diameter
Oversize Davenport screw machines
  • Lower volume (1K – 29K pcs)
  • Capacity up to 1 5/8” diameter
CNC machines
  • With numerous 2 and 3 axis turning centers (with up to 18” chucking capacity), and 4 axis turning centers
Materials used include
  • Aluminum
  • Brass
  • Bronze
  • Carbon & Alloy Steel
  • Copper
  • Plastics
  • Stainless Steel
  • Various Tubing




MARN, Inc.
590 Middlebury Road
P.O. Box 1205
Middlebury, CT 06762


MARN (Manufacturers Resource Alliance Network) is a woman-owned company focused on helping manufacturing companies in the U.S. succeed through improved sales strategies, supplemental sales support, and the facilitation of value-added resource networking.

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