This is the resource page for the eBay K40 Chinese 40 Watt CO2 Laser (see this link) goo.gl/itkmEK
Washers & Nut Holders:
www.thingiverse.com/thing:1149817Gantry Shim for K40 Laser:
www.tinkercad.com/things/4f7HsXvRyde?display=9pZlosIMZmHK40 Chinese Laser Lens Holder (12mm to 18mm adapter):
www.thingiverse.com/thing:1145526Mirror Alignment Jigs and Targets:
www.thingiverse.com/thing:1149832Primary Mirror Alignment Holder for Laser:
www.tinkercad.com/things/ecUVKmhVvkg-k40-ebay-laser-cutter-laser-alignment-jigLight Objects Air Assist Head:
www.lightobject.com/18mm-Laser-head-w-air-assisted-Ideal-for-K40-machine-P701.aspxLight Objects Mirror:
www.lightobject.com/Laser-Reflection-Mirror-Mount-P205.aspxK40 Laser Water Pump Adapter (Shenhui 350)
www.thingiverse.com/thing:1167809Airbrush Compressor to drive air assist:
amzn.to/1YkI6FmComplete K40 / Chinese Laser & Engraver Gallery:
diy3dtech.com/ebay-chinese-co2-laser-cutter-engraver/K40 / Chinese Laser & Engraver Playlist:
www.youtube.com/playlist?list=PLInTrkIbj69kPO_UP81yxX-xov4SVyPlDK40 LASER CUTTING ENGRAVING MACHINE FORM:
plus.google.com/u/0/b/108446642505018849936/communities/118113483589382049502