Irwin Tools 49920 Power Drill I-100 Auger Bit, 1-1/4" BF15 Each roll comes with a

Each roll comes with a set of orange grips for easy use

Hardware included

It's versatile

plaster & concrete

Irwin Tools 49920 Power Drill I-100 Auger Bit, 1-1/4" BF15 Each roll comes with aSolid 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. Coarse screw point provides fast boring in hard and soft woods. Diameter: 1 1 4" Shank size: 7 16" Power drill I 100 Solid center design provides extra rigidity while boring Wide lands