Yes, they will bend. Just about any unsupported shaft will bend, and even for a 30" span, you'd want at least 1" (25mm) or more to minimize it.
Yes, they will bend. Just about any unsupported shaft will bend, and even for a 30" span, you'd want at least 1" (25mm) or more to minimize it.
Gerry
UCCNC 2017 Screenset
http://www.thecncwoodworker.com/2017.html
Mach3 2010 Screenset
http://www.thecncwoodworker.com/2010.html
JointCAM - CNC Dovetails & Box Joints
http://www.g-forcecnc.com/jointcam.html
(Note: The opinions expressed in this post are my own and are not necessarily those of CNCzone and its management)