Vinyl Extension Cord, 50 ft, 1 Outlet, Yellow no checkout Single flute cutting edge for greater Single flute cutting edge for greater control through steps 3 flatted shank prevents slipping in drill chuck Also available with titanium nitride coating for longer life Patented single flute cutting edge gives the user a true round hole every time Ideal for drilling holes into thin materials such as stainless steel and assembly work Durable weather resistant and UV resistant marks Easy to hold Vinyl jackets have great abrasion moisture and sunlight resistance Molded plugs and heavy duty strain relief prolongs the life of the cord Reinforced blades prevent bending and breaking Outer jacket won't mark floors or walls