Line Guide
A simple jig for drawing parallel lines which are equidistant.
hull() { cube([2.5, 200, 6]); translate([0,110,40]) rotate([0,90,0]) cylinder(d=40, h=1); } !difference() { cube([146,146,4]); translate([66.5,0,0]){ translate([1,2,0]) cube([2.0, 142, 6]); translate([5,2,0]) cube([2.5, 142, 6]); translate([9.5,2,0]) cube([3, 142, 6]); } translate([2,5,0]) { for(i=[0:18]) { translate([0,7.5*i,0]) cube([63.5, 2.0, 6]); } } translate([146-1-64,2,0]) { for(i=[0:20]) { translate([0,10*i,0]) cube([63, 2.0, 6]); } } }