Precision - Tek Manufacturing Inc.

Precision-Tek offers high-quality, Swiss-generated screw machine products at competitive prices. Known for zero-defects, innovative solutions, and state-of-the-art systems, they ensure customer satisfaction with on-time delivery and dedicated service.

Ability Engineering Technology, Inc.

Dynomax Inc.

Prototypes Design & Production, Inc.

Aurora Defense Group

Pro-Tech Metal Specialties, Inc.

Founded in 1978, Pro-Tech Metal Specialties, Inc. is a family-run business evolved into a world-class, 40,000 square foot manufacturing company. Their mission is to offer single source solutions for precision metal forming, ensuring quality, speed, cost-effectiveness, and exceptional customer satisfaction.

Swiss Precision Machining, Inc.

For 30 years, Swiss Precision Machining, Inc. (SPM) has evolved from a small shop with three Swiss-style cam machines to a modern job shop with over 90 diverse machines. Committed to quality, SPM stays ahead by incorporating advanced machines and software, enhancing their capacity to meet customer needs with precision products. Check their CNC Swiss Machining and CNC Vertical Machining offerings for more details.

Jeffrey-Jae Company

Call the Jeffrey-Jae Company for: inserts, pins, contacts, stand-offs, studs, bushings, turned housings, spacers, screwlocks, connectors, as well as special and difficult-to-manufacture bolts, screws (thread cutters and sems), and nuts.


The Jeffrey-Jae Company, Inc. is an ISO 9001:2000 certified full-service plus (turnkey manufacturing, secondary, heat treat, and plating) screw machine and cold-headed part supplier. By integrating screw machine and cold-heading technologies, the Jeffrey-Jae Company can offer unique cost-efficient solutions to your manufacturability issues. 


Because both technologies are available through Jeffrey-Jae, we don't have the conflict many manufacturers do when they see a part that can be cold-headed being run more expensively on a screw machine. Alternatively, our screw machine and secondary operations enabling us to cold-head or _x0093_blank_x0094_ for in-house secondaries, many parts that other cold-heading houses have to _x0093_no quote._x0094_ 


We have been supplying parts to the More... electronic, appliance, and medical industry for 40+ years. Our screw machine facilities include but are not limited to CNC/CAM, multi-spindle, Swiss, escomatic, and Davenport manufacturing centers. 


 Our cold-heading operations include one through four blow headers as well as open-die capabilities. We offer full secondary support and in-house tooling capabilities. We specialize in parts from .07_x0094_ in. to 3.5 in. diameter and problem parts are our forte. 


 We are happy to help you with all your machined component needs. Feel free to contact me directly or email us with your prints or questions. You can also use our free quick quote or request literature.


 With 40+ years of technical manufacturing experience, the Jeffrey-Jae Company, Inc. will prove to be an invaluable asset to your company. We look forward to the opportunity to grow with you.

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Suppliers of CNC Machining and Electrical Manufacturing: Milling 3 & 4 axis and Milling 5+ axis for Aerospace located in (Illinois, United States)

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