General description This heavy-duty metal core drill is designed for precise drilling in various materials. It features a durable construction suitable for demanding DIY and home improvement projects. The drill is compatible with a range of holesaw sizes and includes an extra-long pilot drill for extended cutting depths, making it ideal for professional and hobbyist use. Technical specifications Suitable for holesaw sizes from 32mm to 210mm in diameter Fitted with a 6.5mm (1/4 inch) pilot drill Includes a set screw for easy replacement of the pilot drill Shank size: 7/16 inch hex, compatible with 1/2 inch capacity chucks Features an extra-long pilot drill for extended cutting depth Compatibility and accessories Compatible with Starrett FCW Holesaws and other brands that accept 1/2 inch chucks Designed for use with 1.1/4 inch to 8 inch (32mm to 152mm) Fast Cutting Holesaws Includes a 1/4 inch pilot drill Installation Insert the arbor into a compatible drill chuck with a 1/2 inch