Sturdy Material: Auger made of premium manganese alloy steel, anti-rust and break-resistant - All shafts inside are sturdy, making it durable and non-deformable. The surface of the garden auger has a black coating which provides double protection of the auger. High Efficiency: Spiral design with sharp drill head for easily digging the ground. It is recommended to use a drill with a power of 18V or more - Hundreds of planting holes can be drilled in just a few minutes. Universal Compatibility: The auger is suitable for all drills with an 8mm chuck or larger. Also works on all electric drills with adjustable chuck. Widely Used: No more blisters or hand injuries with our garden auger. Reduce the time it takes to plant a flower bed or install a fence. This gardening twist drill bit kit is a professional choice for landscapers - Great DIY tools for planting potted plants, flowers, vegetables, trees and shrubs, mixing seeds, fertilizer, soil, paint, mortar or to take soil samples Size4x45cm