RSI makes the Inc. 5000 List of Fastest Growing Companies.

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RSI has the expertise and knowledge to increase the useful lifetime of your thickness and coating gauge systems. We are former DMC/Radiometrie personnel … the same people who designed,manufactured, and repaired thickness and coating gauge systems worldwide. With over 200 years of combined experience and knowledge, RSI knows gauges better than any other supplier in North America.

RSI offers:

New thickness gauges and coating gauges
System upgrade solutions
On-site field service from Maryland and West Virginia
In-house repair service
Spare parts

Headquartered in Frederick, Maryland, RSI provides responsive and fast turn around times for all of your gauging needs.