this are the printable file
this are the printable file's for a mini laser engraver or cutter (depends on laser power)
2 x 20 x 40 mm Alu. V slot Extrusions (i used 340mm long
witch gives a + 200x200 mm engraving range
2 nema 17 motors
7 wheels with bearing the 3d printer one for vslot
2 X 16 or 20 teeth puley 5 mm bore
1 X puley no teeth 3mm bore
2 m gt6 belt
1 GBRL compatible board i use a cnc v4 with arduino mini and
2 stepper motor drivers
a diode laser module off your choice (i used a 3.5 watt )
some bolts and nuts and some zip ties
Edit after so many problems with the V4 shield i include a version 3 cnc shield right side. Its way better and easy to install.
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engraved skull 3D Models to Print - yeggi - page 59