Milwaukee Tool HOLE DOZER™ Bi-Metal Hole Saws Features RIP GUARD™ teeth, built with more steel for added strength. These teeth give increased productivity on the job site as well as better hole quality, and are backed by the RIP GUARD™ Limited Lifetime Tooth Break Warranty. Each HOLE DOZER™ is coated with a low friction, Thermoset paint coating that provides faster cutting speed in wood and more holes per battery charge. Comes with an All Access Slot design that allows for full access during plug removal. The All Access Slots enable access lower into the cup for thick material and higher toward the teeth for thin material, eliminating wasted downtime between holes Pack of 1