callibration / allign tool for 23,5mm / 25mm conduit (MPCNC)

A nice allign tools that you can use with a small rubber band. Dropping an align tool is pretty fustration, so before going to that proces I designed this one.

Just to make this first experience a pleasant one.

Measurements 23.5mm conduit
diameter 23.7mm
minimum distance 126.3mm

Measurement 25mm conduit
diameter 25.2mm
minimum distance 124.8mm