Irwin 1" I-100 Solid Center Auger Bit - 49916

Whether roughing-in, electrical, or making fine cabinets, professionals want faster, cleaner holes and more durable cutting edges. IRWIN, the leading producer of wood boring tools, has been delivering superior solutions for over 100 years, since inventing the auger bit in 1885. SPEEDBOR is clebrating the 50th Anniversary of the spade bit - its patented spurs and Micro Groove edge defining sharpness. The innovation that drives IRWIN will continue to improve your productivity and results - it is our heritage.

No matter what wood-boring project you face, IRWIN Industrial TRools makes a drill bit to do the job better. Our mark of quality is stamped on the shank of our full range of bits for every application and every need. Whether the job at hand requires quick, clean holes or precise finish work, there's and IRWIN bit for it.

• Solid center design provides extrea 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 scre point provides fast boring in hard and soft woods
• All bits have a 4 1/2" twist length and a 7 1/2" overall length
• Full-length heat treated bit guards against bending in heavy-duty applications and strengthens the twist where the greatest strain occurs

• Diameter: 1"
• Shank Size: 5/16"
• Twist Length: 4 1/2"
• Overall Length: 7 1/2"