The stock z steps/mm is slightly off on the default z steps per mm from the factory (405 vs 400). The math is easy: 16 (times micro stepping); 200 (full steps/rotation); 8 (thread pitch) 16 * 200 / 8 ...
The stock z steps/mm is slightly off on the default z steps per mm from the factory (405 vs 400). The math is easy: 16 (times micro stepping); 200 (full steps/rotation); 8 (thread pitch) 16 * 200 / 8 ...