Spiral design to dig the ground without difficulty Use a drill at low speed (slow), drill the ground or suitable landscape, the auger bit will start to work on hard ground, will easily dig a hole in seconds and perform well even in rammed ground. Note: Not suitable for large rocks or solid rocks. High Quality MaterialMade of heavy duty steel, durable to use. With glossy black painted finish, the cultivator bit is not easy to rust. Universal AccessoriesWorks well with any cordless or corded drill with a 10mm (3/8) chuck or larger (which is very common). Widely ApplicationThis spiral drill is professional landscapers choice, makes drilling tasks easier. Great DIY tools for planting bulbs, potted plants, vegetables, flowers, bare root trees and shrubs, for cultivating soil or planters, for mixing seeds, soil, fertilizer, paint or mortar mixes for harsh landscapes, poles, termite bait stations, soil sampling, hole drilling. Product It perc e easily a hole in your soil, Versatile screw for garden plant bulbs - Ideal for digging holes in the ground for planting bulbs and saplings in your garden. - Excellent for planting umbrellas or poles and can also be used for working soil, mix seeds, soil and fertilizer - Easily mixes batches of mortar or paint. - Simplifies drilling tasks such as taking soil samples, drilling holes for plants, or building fences. Product Features: - Made of high quality steel. - Machined Point keeps it st able. - Excavate weeds from the roots. - Save your time and effort. - Perfect for seedlings and bulbs. - Best tool for garden soil cultivator Product Specifications: - Material: sturdy steel - Diameter: 8 cm - Length: 30 cm - Color: black Package Included: 1*DIWUJI Digwine Drilling Machine