About this 3D model
This is a nut trap reinforce for frames made of MDF. When the nut is tight, it tends to deform MDF nut trap. This little piece acts as a washer, embracing the MDF and prevents its deformation. The supplied was designed for the nut slots of the sgraber's frame (http://www.thingiverse.com/thing:40465). RP 6 of it. Enjoy. Edit: Added plate with 6 pieces.