Up to 2X Longer Life* *vs prior generation DEWALT Bi-Metal Hole SawsPatented tooth forms optimize chip removal for efficient drilling and long lifeFast Plug EjectionLarge, continuous slot provides leverage for easy plug ejection and removalVersatile Drilling PerformanceHigh Speed Steel cutting edge effectively drills through wood, metal and plasticDesigned for Thick Materials (upto 44mm)Deep hole saw design allows for cutting 2-by dimensional lumber in one pass Electrical, Plumbing, Mechanical, Builder Remodeler Garantie 3 ans Equipements inclus1 X Hole Saw