Description The Irwin Bi-Metal High Speed Holesaw is designed for professional use, offering long-lasting performance in various construction and renovation applications. It is suitable for cutting through materials such as aluminum, copper, iron, stainless steel, wood, and zinc. The holesaw features a sharp, variable tooth pitch (4-6) for faster and more efficient cutting. Its bi-metal construction and electron beam-welded teeth ensure durability and strength, making it ideal for demanding tasks. Specifications Material: Bi-metal Size: 111 mm diameter Compatibility and Accessories Compatible with standard arbors and pilot drills available in the Irwin range Installation Attach the holesaw to a compatible drill or arbor following the manufacturer's instructions Usage Use in construction, electrical, plumbing, heating, ventilation, and remodeling projects Ensure proper speed and pressure for optimal cutting performance