Diamond Manufacturing of Bluffton, division of Colonial Surface Solutions, Inc., specializes in providing solutions to a wide array of manufacturers - large and small - and is a dependable and comprehensive source for your metalworking production needs. 
From prototyping to high volume production; shearing to laser cutting; brake presses and stamping machines as large as 750 tons to assembling and packaging small finished parts, Diamond offers cost-effective total solutions to improve your operations and reduce operating costs. Diamond’s extensive resources and the craftsmanship of a proud and conscientious workforce provide you with:
- Fast Turnaround
- High Quality Workmanship
- Outstanding Customer Service
- Capacity for Large/Heavy Piece Production
- Flexibility for Small Production and Prototype Work
Colonial Surface Solutions, parent company of Diamond Manufacturing of Bluffton, was founded in 1975, an employer of approximately 50 people is known in the tri-state area for high quality, customer-oriented and environmentally friendly service. From initial development, metal working and abrasive/liquid cleaning, burn-off, coating and transportation services Colonial and Diamond can meet and exceed your surface solution and delivery requirements.
Proudly serving the Ohio, Michigan and Indiana regions, Diamond Manufacturing of Bluffton is located in Bluffton, Ohio. Our 20,000 square foot facility for metalworking operations is located ½ mile off Interstate 75 – exit 142 – State Route 103 West in Bluffton, Ohio.
Diamond Manufacturing of Bluffton is dedicated to the pursuit of excellence in all areas of manufacturing operations. Extensive production capabilities, a high quality workforce and the willingness to “go the extra mile” makes Diamond a trusted and valuable partner for you!