use include bitting_code = "024689"; cut_locations = [for(i=[.231, .3872, .5434, .6996, .8558, 1.012]) i*25.4]; depth_table = [for(i=[0.335:-0.015:0.199]) i*25.4]; heights = key_code_to_heights(bitting_code, depth_table); difference() { key_blank(outline_points, warding_points, outline_paths=outline_paths, engrave_right_points=engrave_points, engrave_right_paths=engrave_paths, engrave_left_points=engrave_points, engrave_left_paths=engrave_paths, offset=-outline_points[187], plug_diameter=12.7); key_bitting(heights, cut_locations, .7874); }