1/2 x 12-In. High-Speed Steel Drill Bit Sports & Marine Grooved hex shank prevents slipping

Grooved hex shank prevents slipping in drill chuck

• 3 monthly doses of RID-X® for septic tanks up to 1500 gallons

One year limited warranty

Dust resistant switch

Much stronger than traditional screening and can be used in any door or window application

1/2 x 12-In. High-Speed Steel Drill Bit Sports & Marine Grooved hex shank prevents slipping1 2" x 12", High Speed Split Point Drill Bit, Helix Is 31&degree. Which Minimizes The Over Aggressiveness Of A True Parabolic Flute, 135&degree. Split Point For Quick Start & No Walk Applications, Parabolic Flute Design Improves Chip Ejection In Metal & Wood Drilling Applications, Back Oxide Coating For Greater Resistance To Wear, Industrial Grade Steel, For Drilling In Metal, Wood & Plastic.