Features Durable HSS Construction: Made from high-speed steel, this hole saw offers exceptional hardness and resistance to wear and heat for prolonged service life Precision Cutting Edge: Features impact-resistant teeth designed for clean and smooth cuts, ensuring efficient hole drilling in various materials Enhanced Chip Removal: The innovative hole design facilitates easy chip evacuation, boosting drilling efficiency and reducing downtime during projects Flexible Mandrel Design: Equipped with a spring-loaded mandrel, this hole saw absorbs drilling impacts, making it easier to work with tough materials Versatile Application: Perfect for cutting through soft metals, wood, PVC, plastic, and plasterboard, making it a reliable tool for a variety of DIY and professional tasks Features: 1、HSS Hole Saw: The hole saw is made of high speed steel, has high hardn, good wear and heat resistance, adopts special heating proc that prolong the service life and prevent 2、Sharply Cutting Edge: The high speed steel cutting edge provides impact resistant teeth and anti tooth stripping, the sharply teeth could provide clean, smoothly and high cutting 3、Easy Chip Evacuation: The unique hole design of the hole saw can easily evacuate chips and improve drilling efficiency 4、Flexible Spring: The spring on the heavy duty mandrel form a flexible backing that allows the hole saw to absorb the effects of the work of drilling holes in difficult to cut materials, make the cutting work easier 5、Usage: This mandrel hole saw is ideal for cutting holes in soft metal, wood, PVC board, plastic and plasterboard, not recommended for hardwood, hard metal and stone Specification: Item Type: HSS Hole Saw with Mandrel Material: High Speed Steel Hole Size: Approx. 80mm / 3-5/32in Hole Depth: Approx. 32mm / 1.3in Hole Saw Height: Approx. 37mm / 1.5in Center Arbor Length: Approx. 97mm / 3.8in Package List: 1 x HSS Hole Saw 1 x Center Drill Bit Note: Please allow slight size error due to manual measurement. Thanks for your understanding. Package List 1 x HSS Hole Saw 1 x Center Drill Bit