General description The Starrett BF6250 DCH0600 Deep Cut Bi-Metal Holesaw is designed for aggressive material penetration and efficient kerf clearance, making it ideal for cutting through solid materials or tubes with a wall thickness greater than 3mm. Its large cutting depth enhances performance, especially when cutting through both sides of a tube. Technical specifications Diameter: 152mm (6in) Cutting Depth: 51mm Improved tooth material for enhanced heat and wear resistance