Irwin Speedbor 11/16 x 6 in. Spade Bit features a Blue-Groove point and cutting edge designed for faster chip removal, enhancing your drilling efficiency. Its double cutting spurs carefully scribe the outside of the hole, which helps reduce breakout and ensures cleaner results. The bit is built with a 10% larger shank, providing added durability and strength for tough tasks. Measuring 11/16" in bit size with a 6" length and a 1/4" shank diameter, this spade bit is packaged individually on a card for convenient use and storage. Model Number: 88811