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You're probably over-extruding a very small amount so the sockets are too tight. The author of this post is probably under-extruding :)

There's a REALLY great extrusion test print and calibration excel file you can use to plug in the measurements from the print and it calculates the perfect extrusion multiplier for your setup: https://www.thingiverse.com/thing:1622868

Fast edge over/under extrusion test