3-Inch Standard Bi-Metal Hole Saw Cup with Speed Slot for Easy Plug Removal. Positive Rake Teeth, Longer Life, Easier Cutting. Superior to Standard Cobalt. By Cz Garden Supply * WORK FASTER, EASIER, WITH CLEANER CUTS with this premium quality 3 inch standard Hole Saw Cup. Made of rugged Bi-Metal for longer life and more exact precision. Far superior to the standard cobalt you usually see in other hole saws. This gives you a much longer life for years of reliable service. * EASY PLUG REMOVAL thanks to the smart Speed Slot. Lets you power through cutting lots of holes. No stopping and starting to remove plugs. This is an important feature for a 3 inch cup with sizable plugs. * SHARPER TEETH for smoother cuts. These teeth cut through evenly without jagged edges and unwanted splinters. Better than cobalt hole saws that are as sharp. * POSITIVE RAKE TEETH clear chips better. Your project goes much more easily with finer results. This gives you longer life and smoother cutting. You simply can't find better. This tool is only available from Cz Garden Supply. Trademark, USPTO, and Amazon Brand Registry Protected. * 100% MONEY BACK GUARANTEE ensures this will be an excellent no-risk purchase. Many people are purchasing 2 or 3 so they can have one in the home workshop, another in their truck tool box, and a third at work. Also great for loaning to friends and relatives. HURRY AND BUY NOW while we have this premium tool in stock. This makes a great birthday present, holiday gift, or anniversary gift for the crafts person or DIYer in your life. Also wonderful for friends, family, and co-workers.