Drum Brake Hardware Kits

Chrysler part number for the spring is 2207520. Part number for anchor is 2072675. They were used on 1960 thru 1968 Valiant and Dart cars with 9 inch drum brakes. Special tool for the springs is k-d 297. All of these can be seen on eBay.
Looks easy enough to make the tool by cutting a slot into a flat bladed screwdriver.