Supfina Machine Company, Inc.
181 Circuit Drive
North Kingstown, RI 02852 US
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A Message from Supfina Machine Company, Inc.
As Seen In Modern Machine Shop
Grinding Machines Designed for Precise Plane Parallelism
Supfina Machine Company’s Spiro series of surface-finishing systems supports fine grinding with precise plane parallelism (less than or equal to 1.0 micron) for precision bearings, pump gears and valve plates.