DEWALT 80 Piece High Speed Steel Shank Screwdriver Bit Set Irrigation Supply Line A 40 Amp relay and Hex Shank A 40 Amp relay and an appropriately rated fuse are recommended for use with this unit thickness for versatile applications Series Name N A Sub Brand N A Bit Size Set Bit Length Set Head Type Set Shank Size Set Shank Type Set Double Ended No Coating Black oxide Case Type Hard Package Quantity 80 Set Individual Set Material High speed steel Warranty None Brand Model Compatibility Universal CA Residents: Prop 65 Warning(s) No Type Drill Driver 80 Pieces to work on a wide range of projects Magnetic drive guide reduces slipping and wobble Heavy duty kit box to customize storage Included magnetic tray for your convenience Manufactured by DEWALT