Spiral design to dig the ground without difficulty Use a low speed (slow) drill, drill the ground or suitable landscape, the auger bit will start to work on hard ground, easily dig a hole in a few seconds and will work well even in rammed ground. Note: Not suitable for large boulders or solid boulders. High quality material Made of sturdy steel, durable to use. With the glossy black painted finish, the cultivator bit is not easy to rust. Universal accessories Works well with any cordless or corded drill with a 10mm (3/8 ") or larger chuck (which is very common). Widely application This spiral drill rig is the choice of professional landscaper, simplify drilling tasks. 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 samples, hole drilling. It easily drills a hole in your soil, versatile screw for garden plant bulbs - Ideal for digging holes in the ground to plant bulbs and saplings in your garden. - Excellent for planting umbrellas or poles and can also be used for tilling, mixing seeds, soil and fertilizers - Easily mix 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 stable. - 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