DiscWithHole

• disc_with_hole_idx_is_16.prj
• disc_with_hole_idx_is_240.prj
• disc_with_hole_idx_is_24.prj
• disc_with_hole_idx_is_40.prj
• disc_with_hole_idx_is_60.prj
• disc_with_hole_idx_is_80.prj
• disc_with_hole_idx_is_8.prj