ER40 Hex Collet Chuck
grabcad
I bought one of these on eBay:https://www.ebay.com/itm/ER40-Hex-Collet-Block-Square-Collet-Block-Holder-for-Lathe-Engraving-Machine/153303007528?hash=item23b1924128:rk:1:pf:0and modeled it for use in Mastercam.
Download Model from grabcad
With this file you will be able to print ER40 Hex Collet Chuck with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on ER40 Hex Collet Chuck.