General description The Irwin Bi-Metal High-Speed Holesaw is engineered for professional use, delivering long-lasting performance across various construction and renovation applications. It is designed to cut through a wide range of materials, including aluminum, copper, iron, stainless steel, wood, and zinc. The holesaw features a sharp, variable tooth pitch (4-6) that enhances cutting speed and efficiency, while its bi-metal construction and electron beam-welded teeth ensure durability and strength for demanding tasks. Technical specifications Material: Bi-metal Size: 111 mm diameter Tooth pitch: Variable (4-6) 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 Ideal for construction, electrical, plumbing, heating, ventilation, and remodeling projects. Ensure proper speed and pressure for optimal cutting