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Thread: The Infamous ZY Razor Arrived
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07-09-2017, 01:06 PM #19
- Join Date
- Aug 2014
- Location
- East Central Illinois
- Posts
- 782
Thanked: 101A spark test on a grinder would be very telling about the makeup of the steel. I am not sure what to look for but there are tables of what the sparks should look like for different. "Darn oldtimers disease"!!