Grinding noise during a carve February 08, 2019 17:45 Updated Follow While the machine was cutting the machine made or makes grinding noises Possible Causes Stepper motors aren’t getting enough current Stepper motors aren’t running in the correct direction V-Wheels are too tight Related articles Part of the design was skipped Depth is wrong Z-Axis zero is wrong Feed rate and/or depth per pass is too high Machine won't connect