Have done a fair bit of hot caustic type of blueing when I was working for Air New Zealand, in the trade, it`s called black oxide and you have to watch what you are doing. My foreman put a double...
Type: Posts; User: homebrew.357
Have done a fair bit of hot caustic type of blueing when I was working for Air New Zealand, in the trade, it`s called black oxide and you have to watch what you are doing. My foreman put a double...