Quantity   Component name
1 × XYZ mechanics follow "Parts source / cost notes" link under "Selected Log Entries" in the Details section
1 × Electronics
1 × Laser-cut parts from 1/8" (3mm) hardboard
1 × frame & counterbalance
  • crude or fancy - first was very rough scrap
  • follow "Build!" link in Details & scroll for simple frame drawing
  • follow "packaging" link for slightly more elaborate example
  • counterbalance: 500ml bottle, beam, pivot, string (flat parts include a hook)
1 × rotary tool
  • included clamp fits Dremel®-like tools with 1-7/8" cylinder bodies like canonical model 395 type {n<=5} or current models 100 & 200, and many clones
  • or adapt removable clamp for something else
1 × milling cutter bits start with a 10-pack of 1 mm end mills, e.g. "10pcs Double 2 Flute Spiral Carbide Flat Nose End Mill" at AliExpress for <USD10