Plotter cutter blade mount for 3D printer or CNC

**UPDATE:** This is probably a bad design as it eliminates the blade-length limitation function of the holder housing.

This is spring-loaded mount for Roland-compatible plotter blade holders, for cutting paper and vinyl. The spring is made of plastic, so use ABS.

If you have an MPCNC, I made a [modified version](https://www.thingiverse.com/thing:3388793) for it.

I am using this with [this cheap blade holder](https://www.aliexpress.com/item/New-15pcs-Set-30-45-60-Degree-Blades-Cutting-Pl