Dovetail Marker
thingiverse
To mark dovetails, use a brass marker as shown in http://www.inthewoodshop.com/ShopMadeTools/Dovetailmarkersinbrass.html. Position the marker at the wood corner and make the marking, then proceed with cutting the dovetails.
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With this file you will be able to print Dovetail Marker 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 Dovetail Marker.