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Retention Knob Supply & Manufacturing Company, Inc.
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​BUTLER BROS.
2001 LISBON STREET
LEWISTON, ME 04240
phone - 207-784-6875
fax - 207-786-8820

HEIM COMPANY
9 LANDRY STREET
BIDDEFORD, ME 04005
phone - 207-286-2701
fax - 207-286-2351

MACHINE & ELECTRICAL CONSULT
17 PMERLEAU STREET
BIDDEFORD, ME 04005
phone - 207-286-1985
​fax - 207-286-1823
Retention Knob Supply logo

Contact Us

Phone - 937-686-6405
Fax - 937-686-4125
Email - sales@rks-inc.com
Retention Knobs Made in USA
Website by Berry Digital Solutions, LLC
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