Hand tools for Bally and Stern solid-state games
Have a clamp work light, small and medium Phillips and flat screwdrivers (plus right-angle ones), 1/4", 5/16" and 11/32" nut drivers, 3/8", 9/16" and 5/8" wrenches, inch-size Allen keys, needle-nose pliers and straight and curved hemostats.
Systems
Source: Repairing Bally Electronic Pinball Games from 1977 to 1985, Part One, Clay Harrell (pinrepair.com)