Milwaukee, 49-57-8339, Metal Drilling, Drilling Accessories, Carbide Drill Bits,Na 2-1/2 Hole Cutter With 3/16 Cutting Depth Specifically Designed For Hand Held Operations In Materials, This Carbide Tipped Steel Plate Cutters Stay Sharper Longer Than High Speed Steel Or Bi-Metal Hole Saws. They Produce Drill Press Quality Holes Even In Hand Held Operations. For Cutting Materials Over 3/8 Up To A Depth Of 1/2, A Drill Press Is Recommended. Features: 2-1/2 Bit Diameter - For Use With Quick Change Arbor 49-57-0035 - 1/2 Cutting Depth - Carbide Construction - 1 Pound - Since Its Founding In 1924, Milwaukee Has Focused On A Single Vision: To Produce The Best Heavy-Duty Electric Power Tools And Accessories Available To The Professional User. Today, The Milwaukee Name Stands For The Highest Quality, Durable And Reliable Professional Tools Money Can Buy.
So far, I love my Milwaukee 49-57-8339 2-1/2 Hole Cutter with 3/16 Cutting Depth. I use it every day for my work and also at home. I could not chose worse hole saws.