Compliant mechanism for precise manual bed leveling. 
This is my Print in place mechanism - no supports, no assembly, simple brim removal.

Print Requirements

• 0.1 mm layer height or finer (First layer up to 0.2 mm)
• 0.4 mm Nozzle or finer
• Do not scale
• Use outer brim
• Cut brim separation arcs

How to Use

1. Home 3d printer
2. Manually level bed at first (any) point by paper or eye (Use point in screw positions)
3. Lift head and keep motors on
4. Mount the Tool on the printhead
5. Slowly lower head until balance on the Tool Dial
6. Remember or write down current Z position
7. Lift head and move to another point
8. Slowly lower head to remembered or written position at step 6
9. Adjust screw until balance on the Tool Dial
10. Repeat steps 7-9 for other points