Spyder 12021 Spyder 1-In X 18-In Woodboring Auger Drill Bit

20X faster and 10X more holes per charge than conventional spade bits Stinger threaded tip automatically engages the work surface without clogging or wandering for faster no-thrust drilling 7/16-In impact rated speed hex won't slip in the chuck and is ideal for use in quick change battery powered impact drivers 18-In overall length Black oxide finish for increased durability and lubricity Hardened cutting edges power through nail embedded wood with greater control and less vibration Two flute design provides optimal chip flow and reduced cutting friction Ideal for use on soft and hard woods, wood with nails, plastic/PVC, plywood, laminated wood, MDF, and particle board