Irwin Industrial Tools 49907 I-100 7/16-Inch Auger Bit Product Description Irwin Industrial Tools 49907 I-100 7/16-Inch Auger Bit From the Manufacturer Irwin Industrial Tools 49907 7/16-Inch I-100 Auger. For fast, rough or clean and exact holes, Irwin's extensive line of woodboring drill bits provide the user with the best available tools for each application in achieving their wood drilling needs. Features This product is easy to use. This product is highly durable This product is manufactured in China Solid center design provides extra rigidity while boring Wide lands keep the bit straight as it bores through the hole. The flutes are ground behind the lands to funnel chips to the inside of the bit and away from the outside diameter, producing a faster, cleaner cut Single-spur cutting edge scribes the circumference of the hole for a smoother finish Solid center design provides extra rigidity while boring Wide lands keep the bit straight as it bores through the hole. The flutes are ground behind the lands to funnel chips to the inside of the bit and away from the outside diameter, producing a faster, cleaner cut Single-spur cutting edge scribes the circumference of the hole for a smoother finish Coarse screw point provides fast boring in hard and soft woods All bits have a 4-1/2-Inch twist length and a 7-1/2-Inch overall length USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.