Bi-Metal Hole Saw Kit - 9 Pcs General Purpose Hole Saw Drill Bits,, And Drywall Versatile and Efficient: Our hole saw drill bit is perfect for a wide range of materials, including drywall, wood, cornhole, plywood, plasterboard, ceiling, thin metal, plastic, PVC plasterboard and common building materials.For 6 in. recessed lighting fixtures and basic electrical work, One set solves all your drilling needs! Durable and Long-Lasting: These hole saw drill bits are crafted with high-quality bi-metal to ensure exceptional durability and longevity. Designed to withstand heavy-duty drilling tasks, they feature a variable positive tooth configuration that enables fast and smooth cutting, reducing vibrations and providing a lasting sharp cutting edge. Precise and Smooth Cutting: The advanced design of our hole saw drill bits ensures precise and smooth cutting, allowing you to achieve professional results every time. Say goodbye to jagged edges or rough cuts! Convenient and User-Friendly: Our hole saw drill bit set includes an arbor and pilot bit, allowing for easy setup and quick start to drilling. With its intuitive design and hassle-free operation, this set ensures a seamless drilling experience for professionals and DIY enthusiasts alike. Compatible with both drill presses and handheld drills, it offers flexibility in usage. PACKAGE CONTENTS: Kit includes 3/4, 7/8, 1, 1-1/8, 1-3/8, 1-3/4, 2, 2-1/2 and 3 in. hole saws, Includes nine arbors and 12 drill bit with hex key. NOTE: Not recommended for use in hard wood, hard metal, and stone. If you are not completely satisfied with your purchase, we offer a 60-day free returns policy for your convenience.