Build to last: Made of heavy duty steel, with glossy black painted finish. The auger drill bit point on it hits the ground first and keeps it steady when you are digging hard grounds. Our patented design also makes the distance between the digging blade start and the point is the minimal, so auger drill bit will start working on hard ground without having to push down. Size: 0.3inch(8mm) steel shaft with non-slip hex drive 0.3inch(8mm) 2 Pcs in package:1.6in/4cm diameter x 9in/22cm length andamp /1.6in/4cm diameter x 16.5in/22cm length. Quickly digs holes up to 22cmandamp 42cm deep and 4cm/1.6in wide using the power of your hand held drill Save your time andamp Easy to use: our earth drill bit will work with any 3/8" or larger chucked drill, 18V or greater drill recommended. Plant hundreds or just a few bulbs in minutes.For cordless drills a minimum 14V drill is recommended Keep auger clean from soil and debris when not in use. Multi-Purposes: our spiral hole drill is the best landscapers choice for increasing efficiency when planting bulbs, potted plants, vegetables, flowers, bare root trees and shrubs, tilling soil or planter boxes, mixing seed, soil, fertilizer, paint, or batches of mortar mix for hardscapes Our earth drill bit is also effortlessly dig post holes or even bring it on vacation to drill a hole in sand to anchor your beach umbrella.It will be a good helper for you. Note: It does not include other things, the color is based on the first picture, and the other pictures only show the effect Due to the differences between different monitors, the picture may not reflect the actual color of the item. We guarantee that the style is the same as the picture. Due to manual measurement. Please allow deviation. thanks