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How to make a square hole
But this method has a small regret, that is, there are small arcs at the four corners.
By improving the equal width curve, square holes without round corners can be made:
In addition to this method, there are also square holes that can be directly processed with a drill, but this requires a drill.
By improving the equal width curve, square holes without round corners can be made:
In addition to this method, there are also square holes that can be directly processed with a drill, but this requires a drill.
