Features Durable HSS Construction: Crafted from high-speed steel, this hole saw offers exceptional hardness and resistance to wear and heat, ensuring long-lasting performance in your projects Precision Cutting Edge: Featuring impact-resistant teeth, the sharp cutting edge guarantees clean and smooth cuts, enhancing the quality of your work on various materials Efficient Chip Removal: The innovative hole design facilitates easy chip evacuation, significantly improving drilling efficiency and reducing downtime during your tasks Flexible Mandrel Design: Equipped with a flexible spring, the heavy-duty mandrel absorbs drilling impacts, making it easier to cut through challenging materials with precision Versatile Application: Ideal for creating holes in soft metals, wood, PVC boards, and plastics, this hole saw is perfect for a range of DIY and professional projects, though not suitable for hardwood or stone 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