HERE'S A LINK TO A 1970 HUTH MODEL TAIL PIPE BENDING MACHINE WITH THE APPROPRIATE BENDING CARDS. CARDS ARE DATED March 1971. THESE CAN ALSO BE USED ON A BEN PEARSON MODEL MACHINE BY INVERTING THE ROTATION DIAL.

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HOPEFULLY THIS WILL WORK YOU MAY HAVE TO PASTE THE TWO LINES ABOVE INTO YOUR WEB BROWSER ADDRESS BAR.