BBQ Truss w/ 45 degree

Connectors for building BBQ skewer structures. Will probably develop these over the summer to explore the strengths of widely used truss systems. Great for bridge building projects without glue (like watching grass grow).

This design differs from the previous (square: http://www.thingiverse.com/thing:1511419 ) in that the holes do not go all the way through EXCEPT for the center (vertical).

Adjust the tolerance variable to slightly vary the hole sizes. There are still some steps to go to m