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Machining Services

Large Capacity Machinery

TRI Manufacturing has several decades of experience in manufacturing and repairing critical industrial equipment. Machining large size pieces of high-strength alloy steel, such as AISI 4340, while holding tolerances of +/- 0.001″ is routine for TRI. The TRI facility is 25,000 sq. ft. under roof. Bridge crane capacity is 7.5 tons.

Large Capacity Turning

TRI Manufacturing has horizontal lathes that can turn work pieces up to 36″ diameter and 15′ long. For large diameter turning, the Cincinnati CNC Vertical Boring Mill can machine pieces up to 84″ diameter. The Giddings & Lewis CNC Horizontal Lathe can turn pieces 20″ diameter by 86″ long.

Waterjet Cutting

TRI Manufacturing CNC waterjet cutting can precisely cut material up to 6″ thick without added heat, minimizing the effect to the material.

Large Capacity Milling

TRI Manufacturing has a CNC Bullard 3-Axis Mill, Horizontal Boring Mill with 66x56x37 travel and a Giddings & Lewis 3-Axis, Horizontal Boring Mill. Each handle pieces weighing up to 30,000 lbs. CNC Machining Centers include: a Kearney & Trecker 5-Axis CNC horizontal machines, with 24x18x20 travel and (1) Kearney & Trecker 4-Axis CNC horizontal machine, with 24x18x20 travel.


Our Blanchard surface grinder can precision grind, to within 0.0001″, work pieces up to 36″ wide.