Made in the USA, the Milwaukee® Hole Dozer™ 13 pieceHole Saw with Rip Guard™, the strongest tooth in the industry comes with a Limited Lifetime Tooth Break Warranty. Each tooth is built with more steel behind the cutting edge for added strength. The Rip Guard™ warranty on tooth breaks is a first for the hole saw industry. The tooth strength along with 8% cobalt give added life to the teeth, allowing for increased tool life, as well as continued hole quality. The Hole Dozer™ includes Plug Jack™ an all access slot design that allows for full access during plug removal. The Plug Jack™ gives access lower into the cup for thick material and higher towards the teeth for thin material. 49224025 49-22-4025