I do not have a tool for it but it opens and closes very nicely by using ½” socket.
Vintage SAFETRAN Railroad Signal Switch Lock ~ No Key
Pair of Vintage SAFETRAN Railroad Signal Switch Locks, made in USA
Safetran Dwarf CLS-20L Railroad Signal Light
Safetran Railroad 249-1 Wrench Large Heavy 9-1 Wrench Large Heavy 19”
Vintage Safetran Railroad Tie Tongs Cast Aluminum 30" long
SAFETRAN RAILROAD TOOL TEST NUT WRENCH 032619-22 / USED
