9-piece high quality hole saw set with 6 core steel bits Diameter of drill bits: 22 / 28 / 35 / 44 / 67 / 73 mm Suitable for drilling tiles, ceramics, and bricks Compatible with most hand and hammer drills Includes hex wrench and handy carrying case This high-quality hole saw is ideal for precise drilling of holes in tiles. The 6 drill bits of different sizes, made of robust carbon steel and coated with tungsten carbide, feature a large cutting capacity, allowing for precise and efficient work. The fittings are compatible with most hand and impact drills and are suitable for use on materials such as ceramic, cladding, brick, and tile. The kit comes in a durable plastic carrying case for easy transport and storage. The hole saw kit contains the following components: - 1x Hole saw 22 mm - 1x Hole saw 28 mm - 1x Hole saw 35 mm - 1x Hole saw 44 mm - 1x Hole saw 67 mm - 1x Hole saw 73 mm - 1x TCT Adapter with centering drill 6.35 mm (") - 1x TCT Adapter with centering drill 9.525 mm (") - 1x Hex key