Irwin Power Drill I-100 Auger Bits 5/8 in. Dia. x 7.5 in. L Tool Aprons & Pouches Speedbor MAX is the fastest

Speedbor MAX is the fastest Speedbor

Fits all hammer drills with 3-jaw or Jacobs chuck

One-piece construction withstands higher torque loads than standard quick-change bits

mandrel & pilot bit sold separately

high speed molybdenum steel

Irwin Power Drill I-100 Auger Bits 5/8 in. Dia. x 7.5 in. L Tool Aprons & Pouches Speedbor MAX is the fastestPower Drill I 100 Auger Bits Features: 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