6mm Nut for Attaching to picatiny/Weaver rail

thingiverse

A customized version of this design can be found at http://www.thingiverse.com/apps/customizer/run?thing_id=193647. To create the desired nut, use these parameters: nut type (normal), nut step shape degrees (45), thread step (2), nut resolution (0.2), step shape degrees (45), thickness (2), thread outer diameter (6), nut thread step (2), socket diameter (5), inner diameter (8), head diameter (12), non-thread length (25), head type (socket), type (nut), nut diameter (8), countersink (2), non-thread diameter (6), nut height (6), head height (5), outer diameter (14), resolution (0.2), and nut thread outer diameter (7). Thread length is set at 15.