With the Bahco 3830-22-VIP Sandflex vip bi-metal hole saw, you cut clean and accurate 22 mm round holes through wood, plastic, and metals, including stainless steel. Its durable bi-metal build with 8% cobalt delivers outstanding wear resistance and prevents tooth breakage during demanding jobs. Perfect for electrical and plumbing tasks, it lets you create tidy feed-through holes for cables and pipes in sheet metal, panels, and enclosures. Offering a maximum cutting depth of 38 mm, this hole saw features convenient side knockout slots so you can quickly eject the cut core and keep working without delay.