3D printed case for bits

bit_case.scad

module hexagon(size, height) {
	boxWidth = size/1.75;
	for (r = [-60, 0, 60])
		rotate([0,0,r])
	cube([boxWidth, size, height], true);
}

module combs(x_count, y_count, hex_size, wall_size, height) {
	function x_pos(x, y) = (hex_size + wall_size) * x + ((y % 2 == 0) ? 0 : (hex_size + wall_size) / 2);
	function y_pos(x, y) = (hex_size) * y;

	for (x = [0 : x_count - 1])
		for (y = [0 : y_count - 1])
			translate([x_pos(x, y), y_pos(x, y), 0])
				rotate(30, [0, 0, 1])
					hexagon(hex_size, height);

}

module bitcase1(x_count, y_count, bit_size, wall_size) {
	difference() {
		cube([
			x_count * (bit_size + wall_size) + wall_size + ((bit_size + wall_size) / 2),
			y_count * bit_size + wall_size * 2,
			15]);

		translate([bit_size / 2 + wall_size, bit_size / 2 + wall_size, 10])
			combs(x_count, y_count, bit_size, wall_size, 16);
	}
}

module bitcase2(x_count, y_count, bit_size, wall_size) {
	difference() {
		cube([
			x_count * (bit_size + wall_size) + wall_size + ((bit_size + wall_size) / 2),
			y_count * bit_size + wall_size * 2,
			15]);

		translate([0, - bit_size / 2 + wall_size, 10])
			combs(x_count + 2, y_count + 2, bit_size, wall_size, 16);
	}
}

bitcase1(10, 5, 7.2, 1);
//bitcase2(10, 5, 7.2, 1);

Scaling a 2d shape like hexagon seems to work in F5 mode, but that's not really intended.

Use linear_extrude(height = ...) hexagon(); instead to produce the hexagon shaped 3d objects.