D. Simpson, Inc. – High Tech Manufacturing and Utlra Precision Machining Services


Company Name: D. Simpson, Inc.
City, State: Smithfield, Rhode Island
Telephone: 401-232-3638
Category: Precision Machining

Founded in 1978, D. Simpson, Inc. specializes in high tech manufacturing and ultra precision machining backed by its quality guarantee and rapid, on-time delivery. Services include CNC turning, CNC milling, CNC drilling, broaching, bar feeding, and live tooling. The Rhode Island machine shop provides CNC machining for steel, tool steel, stainless steel, aluminum, Monel®, Inconel®, exotic metals, copper, super alloy metals, copper, composites, bronze, brass, beryllium, titanium, Kovar® and plastic materials. The company stocks a large variety of materials enabling rapid turn-around and efficient delivery. All of its metal bar stock is of the highest quality, DFARs compliant, and certified. Part sizes are available up to 1″. Production tolerance is +/- .0001 inches. The company is well equipped for jobs requiring CNC machines, CNC lathes with live tooling, honing, CNC milling, tapping & drilling, vibratory finishing, complete deburring & ultrasonic parts cleaning, inspection and small assembling.
D. Simpson serves aerospace, medical instrument components, electronic microwave components, fiber optic connectors, specialized fasteners, computer components, and specialty tooling.

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