IRWIN WeldTec 3 8 in Woodboring Auger Drill Bit Crawl Space Vents The lightweight and battery operated design The lightweight and battery operated design are very convenient ) 50 Adjustable Yes Decorative No Commercial Residential Residential Motion Sensor No Returnable 180 Day Sprinkler Base Type Spike Maximum Pressure (PSI) 80 Product Height (in Aggressive screw pitch Patent pending welded cutting edge Wide flutes 7 16 In quick change impact shank Series Name N A Sub Brand WeldTec Bit Type Auger bit Bit Length 17 in Shank Size 7 16 in Shank Type Hex Material High speed steel Case Type N A (no case) Quick Change Yes For Use With Power tool For Use on Metal No For Use on Wood Yes Warranty None Set Individual Individual Package Quantity 1 Bit Diameter (Inches) 3 8 in CA Residents: Prop 65 Warning(s) Yes Brand Model Compatibility All