General description This cobalt variable pitch hole saw kit features a 65mm diameter and is made from high-quality steel with 8% cobalt content, ensuring durability and long-lasting performance. It is designed for heavy-duty drilling and cutting applications, suitable for a variety of materials including steel, brass, bronze, cast iron, aluminium, wood, and plastics. Technical specifications Material: Steel with 8% cobalt content Suitable for cutting: Steel, brass, bronze, cast iron, aluminium, wood, plastics Maximum cutting depth: 35mm Compatibility and accessories Requires a hole saw arbor to complete the assembly Installation Attach the hole saw to a compatible drill using a suitable arbor Ensure the drill is set to the appropriate speed for the material being cut Usage Use steady pressure during drilling for clean cuts Wear appropriate safety gear, such as gloves and eye protection Other information Manufactured by Draper