The bi-metal hole saw with a diameter of 22 mm is a versatile tool that is ideal for various materials, including metal, aluminum, plastic, drywall, and wood. With a recommended speed of 260 to 390 RPM, it allows for precise and clean cuts. The teeth of the hole saw are made from high-quality HSS (High-Speed Steel), ensuring high durability and resilience. This hole saw is particularly useful for craft projects and professional applications where reliable performance is required. It is easy to handle and provides an efficient solution for drilling holes in different materials. The bi-metal construction ensures that the saw does not wear out quickly even with intensive use, making it a valuable tool in any workshop.