The MILWAUKEE HOLE DOZER 11-Piece Bi-Metal Hole Saw kit features a new 3.5 TPI tooth design that offers you the longest life in metal applications. These MILWAUKEE HOLE DOZER Bi-Metal Hole Saws feature the industry's only Lifetime Tooth Break Warranty and can take on all general purpose applications, making them the most durable hole saws. The Milwaukee ALL-ACCESS SLOTS solve the frustration of plug removal, making you more productive with less downtime between holes. The new slot design also gives you increased pilot visibility for accurate placement and faster chip ejection keeping your cut cool. HOLE DOZER Thermoset Coating allows for faster cutting and is optimized for cordless tools, delivering you 25% more holes per charge. This hole saw kit also includes a case, which offers you enhanced customization capability thanks to the interchangeable pegs. The MILWAUKEE 5-Piece SwitchBlade Bit Plumber's Kit offers a convenient assortment of the Milwaukee SwitchBlade Selfeed Bits commonly used on the jobsite. Milwaukee SwitchBlade Selfeed Bits drill up to 12% faster and deliver up to 2X longer life. You get a new bit with every quick, convenient change of the hardened steelblade, and less downtime on the job.