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Old 02-25-2013, 08:15 PM   #7
sergiomordo
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Join Date: Apr 2012
Location: Toronto
Posts: 134
It is DLC coating (Diamond Like Carbon). Basically it reduces surface roughness which reduces friction coefficient. Also increases hardness so the parts life increases significantly and becomes highly scratch resistant. It also makes the part inert, which means it doesn't rust or anything.
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