Material - Made of high speed steel, with glossy black painted finish. Durable and useful and can be used for a long time. *Drill is Not Included* Widely Used - This spiral drilling machine can be used to grow bulbs, potted plants, vegetables, flowers, bare root trees and shrubs, cultivate soil or planting boxes, mix seeds, soil, fertilizer, paint. It is the professional gardening choice that greatly improve efficiency Size - 1.9-inch (5cm) diameter x 8.6-inch (22cm) length, with non-slip hex drive (0.8cm). Non-slip hex drive to fit any 3/8" or larger drill Easy to Use - Simply tighten the drill chuck to secure the auger and you’re ready to dig. Save Time and Effort, Plant hundreds or just a few bulbs in minutes Package Included - 1 Pcs Auger Drill Bit, 1 Pair of Gloves. If you are unhappy for any reason within 30 days,feel free to email or call us, We will give a full refund, Manufacturer: Universal brand