BIG HAWG™ multi material holesaws are designed for electricians, carpenters, kitchen fitters, and professionals in heating, ventilation, and plumbing trades. They are suitable for cutting a wide variety of materials, including solid and cavity bricks, aerated concrete blocks, lightweight aggregate and breeze blocks, soft-density lime-sandstone up to 30 N/mm² hardness, softwoods, chipboard, plywood, MDF, and plastics or plastic-coated boards like Contiboard. These holesaws are not recommended for hard materials such as concrete, granite, medium to hard lime-sandstone, natural stone, or bricks exceeding 30 N/mm² hardness.