Description This heavy-duty, variable pitch bi-metal holesaw is designed for cutting a variety of materials including wood, steel, brass, bronze, cast iron, aluminum, and plastic. It provides precise, clean cuts in a range of applications, making it suitable for DIY and home improvement projects. Specifications Diameter: 102mm Maximum cutting depth: 35mm Material: High-quality steel with M3 cutting edge Construction: Welded bi-metal alloy steel body for durability Features: Four side slots for slug removal, female threaded spindle for arbor attachment Compatibility and Accessories Compatible with standard 9.5mm (3/8 inch) arbors Requires a compatible hole saw arbor for installation For optimal performance, use a lubricant such as metal cutting oil during metal cutting Installation Attach the holesaw to a compatible arbor Secure the assembly in a power drill Ensure proper alignment before starting the cut Usage Use steady pressure and appropriate speed for the material Lubricate when