Retraction distance and speed

1. 3D Printing: Calibration Vs. Leveling (Unpacked)
2. How To Use Dual Extrusion In 3d Printing: A Step-By-Step Guide
3. Retraction Vs. Coasting: 3D Printing Settings (Unpacked)
4. Z-Hop Vs. Seam Alignment: 3D Printing (Explained)