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Uploaded by ElectrochemicalEPI on Oct 8, 2007
EPI Electrochemical Products Inc manufactures InstaBlak and explains the room temperature (or as some refer to it "cold black oxide") process. This is Part 1 of a 4 step process.
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Tried it out cost me plenty found that it rubs of not very good at all .
qazferret 2 years ago
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Tried it out cost me plenty found that it rubs of not very good at all .
qazferret 2 years ago