Heatbed Round Wire Jig

wirejig.scad

$fn=100;
markerRadius=1;

circle(r = markerRadius);

quadrant();
mirror([1,0]) quadrant();
mirror([0,1]) quadrant();
mirror([1,0]) mirror([0,1]) quadrant();


module quadrant(markerRadius=1,radius=100,hoizontalSpace=20){
    for (step = [0 : hoizontalSpace : radius]){
        rotate(-asin(step/radius)) {
            translate([0,radius]){
                circle(r = markerRadius);
            }
        }
    }
}