Look here and enter the size you are interested in. OXcalculator - Bill of Material and Cost calculator | OpenBuilds
Thats all very well, BUT they say the OX is now available in KIT FORM. I would assume and expect a KIT PRICE would contain ALL the bits needed to get one of these built, rather than me having to wade through a spreadsheet to work out all the bits needed. HTF am I supposed to know what bits are needed?
The Ox is not available as a kit from the Openbuilds store but is available from a couple of Openbuilds distributors. OX CNC Router Kit | Ooznest Hobby CNC Machine OX DIY CNC kit As far as what bits are needed, there is a parts list. You may find it financially advantageous to wade through it and price it yourself, either with or without the spreadsheet.