OPENED BOX - UNUSED

High-Performance Materials: Hole saws made of M42 high-speed steel and BI metal, with higher hardness (≥65HRC), higher toughness, higher cutting strength and stronger wear resistance.
Efficient & Smooth Cutting: High-quality bi-metal band and the best cutting performance of HSS teeth combines with Non-binding clean edge design ensures smooth and clean cutting of the hole saw blade.
Widely Used: Very suitable for use in corn perforated panels, drywall, wood, plastic, plaster, thin slate, acrylic panels and other home projects, such as recessed lights, speakers, air ducts, etc.