8040 Propeller Optimized for Printing, V1.0

8040 airfoil airscrew blade how would i make them smaller multirotor prop propeller Quadcopter would you be able to use this on a Tri-copter is are the blades to big And if so 8040 airfoil airscrew blade how would i make them smaller multirotor prop propeller Quadcopter would you be able to use this on a Tri-copter is are the blades to big And if so