Rockford
1912 Mechanics' Machine Company sold their line of drill presses to Rockford Drilling Machine Company and focused on manufacturing auto parts.
1928 The Mechanics' Machine Company became a founding division of Borg-Warner Corporation.
1929 Borg-Warner bought out Rockford Drilling Machine Company.
1945 The name of Rockford Drilling Machine Company was changed to the Rockford Clutch Division of Borg-Warner.