Budget linear rail part 3: what are they made of... spark test @AlexKenis

Budget linear rail part 3: what are they made of... spark test @AlexKenis

Uploaded February 2019 | Updated September 2026, 2 weeks ago

Simple test in response to some questions asked in the previous video comments: is it stainless or carbon steel?

Budget linear rail part 3: what are they made of... spark test

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Budget linear rail part 3: what are they made of... spark test