Useful for mounting an inexpensive webcam to a printer using a camera mount like either of these:

Camera mount for 3d printer

Swing Arm Web Cam Mount

Can also be used with these other models:

Cat Basketball

For help cleaning printed threads:

Camera Tripod Screw 1/4" Tap 

Printing tips: These can break easily when tightened if layer adhesion isn't strong enough. To overcome this you can try increasing temps, reducing or disabling cooling, using PETG rather than PLA and/or printing the screw on its side using supports.