General description The Starrett Fast Cut Bi-Metal Holesaw 29mm is designed for efficient and smooth cutting on a variety of materials. It provides a smoother, faster cut compared to previous constant pitch saws, making it ideal for cutting stainless steel, mild steel sheets, and tubes with wall thicknesses up to 3mm (1/8 inch). Technical specifications Diameter: 29mm Cutting Depth: 41mm Tooth Pitch: 5.5 TPI / 25mm Material: Special cobalt-enhanced bi-metal steel Compatibility and accessories Compatible with standard hole saw arbors and drill chucks Suitable for cutting stainless steel, mild steel, and thin-walled tubes Installation Attach the holesaw securely to a compatible drill or arbor Ensure the drill is set to the appropriate speed for metal cutting Usage Mark the drilling point clearly on the material Start drilling at a low speed to establish the cut Increase to optimal speed for metal cutting, applying steady pressure Use cutting lubricant to reduce heat and wear Other