General description This is a bi-metal HSS hole saw designed for cutting through various materials such as wood, metal, stainless steel, and cast iron. It features a unique tooth geometry and gear system that allows each tooth to operate independently, reducing vibrations and wear during cutting. Suitable for use with electric or pneumatic power tools, including portable drills, drill presses, lathes, and other machine tools. Compatible with brands like Black & Decker, Greenlee, Nicholson, Bahco, and Starrett. Technical specifications Diameter: 133 mm Type: Bi-metal HSS hole saw Arbor: Standard: 2L, 3L, 6L or 7L; SNAP-BACK™: 2L, 6L Material: Bi-Metal Installation Attach the hole saw to the compatible drill or machine, ensuring the spindle speed matches the material and saw size. Secure the workpiece properly before cutting. Usage Use the hole saw to cut holes in various materials, adjusting the speed according to the material type. Operate steadily to ensure clean cuts and prolong