WOWSUPM 4-1/2 Inch Deep HSS Bi Metal Hole Saw Cutter with Arbor Heavy Duty Hole Saw Bit Cutting Depth 2.1” for Metal Thick Wood PVC Drywall Aluminum

WOWSUPM 4-1/2 Inch Deep HSS Bi Metal Hole Saw Cutter with Arbor Heavy Duty Hole Saw Bit Cutting Depth 2.1” for Metal Thick Wood PVC Drywall Aluminum

Long Life: Can drill 30 holes (up to) in 0.12" low carbon steel plate. Be careful: It’s better for cutting the thick wood (thickness≥ 0.12”), pls lower the SPEED at the beginning, otherwise, it is easy to break teeth. Max cutting depth: Up to 2.1” (53 mm) Save Time: New Sharp teeth: it's faster than the standard one by 50%. New Big Slot: Removing the plug easily, it’s faster than standard one at least 3 times. Application: Ideal for Wood, Plasterboard, PVC, MDF, Drywall, Aluminum. Can cuts thin metal. Not only for wood. It's Real bi-metal hole saw. Package: 1 of 4-1/2” hole saw bit, 1 of mandrel for 1/2” chuck, 1 of silver HSS pilot drill bit for wood, soft metal. 1 of black HSS pilot drill bit for hard metal. For DIY projects and household maintenance and repair, utilizes alignment window and taller bushings to deliver accurate height placement and straight drilling.