Cutting Diameter 6 Inches Finish Type Black Oxide Shank Type Straight Cutting Angle String 90 Degrees Brand Samnantools About this item POWERFUL PERFORMANCE: Constructed of hardened steel with a 6 inch diameter blade, this auger drill bit can bore holes up to 3 feet deep through soil, clay, and most ground conditions with ease. HEAVY-DUTY DESIGN: Reinforced steel shaft and replaceable cutting edge ensure durability even in the toughest digging jobs and withstand years of use planting trees, fences, and more. ONE-PERSON OPERATION: Weighing only 6 pounds, the ergonomic design allows for comfortable operation by one person when used with any drill or auger with a half inch chuck for powered boring. MULTIPURPOSE APPLICATIONS: Suitable not just for planting trees and shrubs but also for installing posts and fence poles, drain tile, irrigation lines, and more around the property.