Diameter of shaft for drag knife

Does anyone know the diameter of the shaft for this drag knife? https://shop.v1engineering.com/products/drag-knife-vinyl-cutter?gclid=CjwKCAiA8P_TBRA9EiwAJrpHM6CgtX5ajZO5l1WmThXFgZWdPc8afNWdUZvJcT12gaPjTaER0i5G6RoCqKEQAvD_BwE
What size collett do I need? My router uses 1/4" or 1/8". would either of these work?

MR

You do not mount it in a collet. I have a mount linked in that link you posted.

Does it fit the Primo?

It mounts to the burly tool mount. The burly tool mount can be mounted on the primo. I think you might need a different nut trap though?

I have a drag knife mount that is primo specific now.

https://www.prusaprinters.org/prints/38446-pen-and-drag-knife-mount-for-the-mpcnc-primo

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OOOOOH, more fun for when the machine comes inside for the winter. Going to be switching from loud, messy router, to silent laser and now drag-knife.

You can also put a pen on there and draw some fun shapes with sandify

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I actually did one better and took a sandify output, manually gave it some starting parameters for homing, depth, and end, and cut it in some luan. Came out OK once I sanded the crap out of it. Probably be better in better material. I just tried it to see how it would come out.

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:heart_eyes: that’s awesome! Thank you for sharing that.

@bobnik

Very cool!

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