The MILWAUKEE® 28-Piece HOLE DOZER™ General Purpose Hole Saw Kit features a new 3.5 TPI tooth design that offers users the longest life in metal applications. These HOLE DOZER™ Bi-Metal Hole Saws feature the industry's only Lifetime Tooth Break Warranty and can take on all general purpose applications. ALL-ACCESS SLOTS solve the frustration of plug removal, making users more productive with less downtime between holes. The new slot design also gives users increased pilot visibility for accurate placement and faster chip ejection keeping their cut cool. HOLE DOZER™ Thermoset Coating allows for faster cutting and is optimized for cordless tools. Milwaukee® HOLE DOZER™ Bi-Metal hole saws are proudly made in the USA. The included Milwaukee® Hole Saw Case offers enhanced customization capability thanks to the interchangeable pegs. Each Milwaukee® Hole Saw Case boasts a reinforced grid design on both top and bottom plus heavy duty latches, allowing for hole saws to be securely stored within this durable, hard case design. 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. The kit includes bits in diameters 1-3/8", 1-1/2", 2-1/8", and 2-9/16". Included are 4 replacement blades, 4 feed screws, 4 set screws, a 5-1/2" QUIK-LOK™ extension and a hex key.