CoreXY A4 Pen Plotter - NEMA17 Drawing Machine, SG90 Pen Lift, 8 mm Rods + LM8UU, GRBL Arduino Box

A desktop drawing machine that you print yourself and build on cheap 8 mm smooth rods. It is a true CoreXY plotter: both NEMA17 motors stay still at the back corners and two GT2 belts move the pen over a full A4 sheet (300 x 214 mm work area). An SG90 servo lifts the pen, and a thumb-screw V-clamp holds any pen or marker from 8 to 14 mm. The kit includes an electronics box for an Arduino Uno + CNC Shield V3 that hooks over the back rod. Every part prints without supports. **How it works** - The…

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