General description This is a bi-metal hole saw with a diameter of 121mm, designed for cutting through various materials with high speed and durability. The IRWIN bi-metal holesaws are engineered for professionals, providing long-lasting performance in general construction, electrical installation, plumbing, heating and ventilation, and remodeling applications. The sharp, variable tooth design (4-6 pitch) enhances cutting action and performance across a variety of materials. Technical specifications Diameter: 121mm Material: Bi-metal for enhanced strength and cutting efficiency Weight: 0.6 kg MPN: 10504210 EAN: 5706915042108 Compatibility and accessories Compatible with standard drill chucks Suitable for use with various drill types and sizes Installation Attach the hole saw to a compatible drill chuck securely Ensure the drill is set to the appropriate speed for the material being cut Usage Use steady pressure during cutting for best results Wear safety goggles to protect eyes from