Speed Slot LXAH99414PB Hole Saw Pilot Drill, 1/4 in Shank, 1/4 in Dia Bit, 4-1/4 in L Bit, Round Shank

New LENOX Bi-metal hole saws deliver up to 50% longer life with a proprietary tooth form that cuts common construction materials efficiently. A reinforced tooth design absorbs impact forces from obstructions and bind-ups while drilling for less tooth breakage. The speed SLOT staircase design allows for fast and easy plug ejection. Compatible with both quick-change and traditional non-quick change arbors vs previous generation LENOX Bi-metal hole saw drilling low carbon steel. Excluding proprietary arbor systems that require adapters. For the range of diameters listed on packaging only.