Diameter: 1/4" Overall Length: 20" Drillable Length: 18" Shank: SDS-PLUS Carbide Tipped 2-Cutter Head Design For Use In Concrete And Hard Masonry Materials Centering Point For Improved Positioning And Starting Reinforced Core And Flutes For Maximum Energy Transfer And Reduced Vibrations Flute Design Quickly Channels Debris From The Hole 1/4" X 20" SDS-PLUS Masonry Drill BitModel # 1420SDS.
