General 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. Technical 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 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 cutting metals to prolong tool life Ensure the workpiece is securely