Okay, Andrew Boesel from Hall-Toledo responded to my inquiry about the early Hall Valve Grinder. Here is his response "Eric thanks for the photos. Neat tool never seen before. Circa around late 1920's early 30s. It's a valve lapping tool for making sure valves sealed correctly. Old valves had a...
I just bought a handheld manual Hall Valve-Grinder with a wooden handle attached to a leather pull strap. I think that this is one of their earliest models. It does not have a model number. It does say, HALL VALVE GRINDER PATENT PENDING THE HALL MFG. CO. TOLEDO, OH USA. Just wondering if anyone...
I just bought a handheld manual Hall Valve-Grinder with a wooden handle attached to a leather pull strap. I think that this is one of their earliest models. It does not have a model number. It does say, HALL VALVE GRINDER PATENT PENDING THE HALL MFG. CO. TOLEDO, OH USA. Just wondering if anyone...