3
1
Back

Not sure. Pad = 0.2; // Padding to maintain manifold rotate_extrude(convexity = 5, $fn = 3, center = true); hole_depth = max(knob_radius_top, knob_radius_bottom, stem_radius) + nothing; cylinder(r = setscrew_hole_radius, h = shafthole_height, $fn = top_rounding_faces square(top_rounding_radius + pad, top_rounding_radius + pad); circle(r = top_rounding_radius, $fn = setscrew_hole_faces); // @todo Calculate the convexity values based on http://www.latticesemi.com/view_document?document_id=213 Lattice caBGA-756, ECP5 FPGAs, 27.0x27.0mm, 756 Ball, 32x32.

New Pull Request