Eagle Tool US EA75072 X Flex Flex Shank Installer Drill Bit, Auger Style, 3/4-inch by 72 inch, Notched Shank, Made in The USA

Notched and heat-treated spring steel shank helps prevent the bit from slipping out of an extension and getting lost inside the wall when using an extension Aggressive and self-feeding auger point allows the bit to move quickly through even the hardest woods Add a Quick Switch Hex (part number ETHXKIT250) to adapt the bit to a Quick Change chuck for easy and convenient use Made in the USA for exceptional quality and durability Compatible with 1/4-inch shank extensions (part numbers ETHX25036, ETHX25036X, ETHX25052, and ETHX25052X) for added reach and flexibility 72-inch shank length provides the best flexibility for your drilling needs