Production Workholding & Turnkey Automation
Co-Op Tool Production Workholding, a division of Hammill Manufacturing Company, designs and builds production fixtures, custom chucks, and turnkey automation for high-volume CNC machining. From a 40,000 sq ft T...
- 1955 Founded
- 51-200 Employees
Industry Focus: Automotive & TransportationConsumer Goods & AppliancesConstruction Products & Building MaterialsIndustrial Machinery & Heavy EquipmentMedical Devices & Healthcare EquipmentEnergy & Power Generation (inc. Renewables)Aerospace & Defense
Precision Chucks- Production Fixtures
- Custom Automation Solutions
Large Part Machining & Grinding
Replacement Tooling, Rebuild & Support
Product Family
Precision Chucks
Custom precision chucks give turning, boring, and grinding programs a workholding design tailored to part geometry, clamp behavior, sensing, and runout requirements instead of forcing the job into a standard chuck format. Co-Op builds produ...
Product Lines
Fixture & Gauge ManufactureManual Machining & One-Off Tool-Room Jobs
Manufacturer Status
- MFR.ID Created: 1/22/2026
- Last Updated: 6/25/2026
- Manufacturer Approved