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It just depends on the hardness of the steel you cut vs the hardness of your saw chain and the chain speed, feed rate, and sharpening angles. I was testing a saw and saw a knot in the dryish white oak I was cutting, and sure enough felt some chatter. It was a harder knot than usual, but not...

Looks like CBN wheels are like diamond wheels: metal wheel coated with crystals of the desired grit. I think regular angle grinder wheels are silicon carbide, which is harmful to breath, but I thought it's normally green, while many cutoff wheels are black, and bench grinder wheels are...

Do you grind them at home, or send them off to your local grinder? I understand it from a production standpoint, but something doesn't seem right when a tree company has a pile of 100 chains that were only used once or twice because they buy new ones instead if sharpening them. I have a bit of...