This month 35 years ago, PHI (then a division of Tulip Corp.) acquired the machine tool division of Conrac Corp. The Los Angeles Times concisely reported the business transaction:
Squaring and deburring of tubing demonstration using a PHI 2CPV End Finishing Machine.
The Van Stone System (or Vanstone) is an easier, cheaper, and technically superior flanging system. The process is also widely known as the “Conrac.”