This diameter auger bit is designed for use with our gasoline auger drill to handle deep drilling applications. Whether planting a tree or installing fence posts, this durable cast steel auger bit get the job done quickly. The auger bit features a tungsten carbide cutting tip and a universal 3/4" in. round shaft drive. Feature: Ideal for fence installation, tree and bulb planting, and other outdoor needs Built using heavy wall tube for maximum strength drilling Earth bits feature alloy steel blades and screw bits for maximum digging performance and versatility in a wide cross section of soil compositions Designed for use with our gasoline auger drill Durable cast steel pilot bit with tungsten carbide cutting tip Universal 3/4" in. round drive shaft 8" auger Shaft size: 3/4", can not fit 1/2" chuck Specifications: Auger Type: Bit (Only) Color: Black Material: Alloy Steel Blade Diameter: 8" Shaft Size: 3/4" Overall Length: 28" Package Include: 8" Auger Bit