post_shorter = 1;
-screw_dia = 3.168;
+$screw_dia = 3.168;
screw_big_dia = 3.6;
screw_big_len = 4.0;
cylinder(r= post_dia/2, h= tile_th + ply_th - post_shorter);
translate([0,0, tile_th]) {
cylinder(r= screw_big_dia/2, h= screw_big_len);
- cylinder(r= screw_dia/2, h= ply_th, $fn=20);
+ cylinder(r= $screw_dia/2, h= ply_th, $fn=20);
}
}
}