Every CNC operator has run into it at some point: a job that looked perfect on screen but came off the machine with scorched edges, a rough surface, or chips packed so tightly into the cut that the whole part had to be scrapped. More often than not, the problem isn't the machine or the program — it's the router bit doing the cutting. Understanding what causes these issues, and which bit design actually fixes them, can save a shop a lot of wasted material and downtime. Common CNC Router...