Completed design for v2.

models/common/metric_bolt.scad

@@ -0,0 +1,28 @@
+// include <../../config.scad>;
+use <./beam_hexagonal.scad>;
+use <./metric_bolt_functions.scad>;
+use <./metric_nut.scad>;
+
+module metric_bolt(size, length, has_nut = true, offset_nut_from_end = 0) {
+    echo("Metric bolt assembly:");
+    head_height = get_metric_bolt_head_height(size);
+    head_diameter = get_metric_bolt_head_diameter(size);
+    head_radius = head_diameter / 2;
+    color("gray") union() {
+        // Stem
+        cylinder(length, size / 2, head_height / 2, center = true);
+        // Head
+        translate([0, 0, length / 2 + head_height / 2]) beam_hexagonal(head_height, head_diameter, centre = true, suppress_shopping_outputs = true);
+        if (has_nut) {
+            // Nut
+            translate([0, 0, -(length / 2 - head_height / 2) + offset_nut_from_end]) metric_nut(size);
+        }
+    }
+    // Shopping
+    echo(str("Bolt: Bolt M", size, " x ", length, "mm - x1"));
+}
+
+// $fn = 200;
+metric_bolt(12, 100);
+translate([30, 0, 0]) metric_bolt(12, 100, false);
+translate([60, 0, 0]) metric_bolt(12, 100, true, 5);