575. Electrode from a Violet Ray quack medical device


576. Tsuba, hand guard for a Japanese sword


577. Vintage toaster


578. Rockwell hardness tester, for checking hardened steel as it is graduated in Rockwell "C" range. The vees machined in the bottom allow for testing shafts or round objects.


579. Cleaning jag for a .45 caliber barrel


580. Roofing tongs

576. Tsuba, hand guard for a Japanese sword
577. Vintage toaster
578. Rockwell hardness tester, for checking hardened steel as it is graduated in Rockwell "C" range. The vees machined in the bottom allow for testing shafts or round objects.
579. Cleaning jag for a .45 caliber barrel
580. Roofing tongs