CNC Mill mod for Anet A8 (Under $30 USD)
thingiverse
This motor holder design boosts Anet A8 to precision levels rivaling those of a mill, without sacrificing any of your printer's original features. To get started, you'll need to purchase the following components: A 12V DC Motor: You can find this online at http://www.baudaeletronica.com.br/micro-motor-dc-12v-6500rpm.html for R$41.90 or approximately $11.40 USD. A Mandrel: This essential part is available on Mercado Livre at https://produto.mercadolivre.com.br/MLB-881443606-mini-mandril-com-adaptador-tipo-dremel-micro-motor-_JM for R$39.90, which translates to around $10.85 USD. A Pink Drill Bit: You can pick one up at your local building materials store for R$10.50 or approximately $2.85 USD. The total cost comes out to be R$92.30, equivalent to about $25.10 USD. This setup enables engraving of acrylic at a rate of 1mm/s using GCODE generated by the Inkscape plugin found here: https://inkscape.org/~arpruss/%E2%98%85gcodeplot
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