This product is easy to use.This product is highly durableThis product is manufactured in China7-1/2" overall length with a 4-1/2" twist, 1" diameter cutter and 5/16¿ hex shank, comes in a plastic pouchHeat-treated full length for added strengthCoarse screw point for fast boring in all types of wood7-1/2" overall length can bore through up to three studs
Full length heat treated bit with 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. Single spur cutting edge scribes the circumference of the hole; coarse screw 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.
Brand: Irwin Tools, Model: 49916, Color: Silver, Size: #I-100 1"