aliexpress: https://www.aliexpress.com/item/33017030997.html
Features:
Save time and energy
No better tool for digging holes in your yard. The hole digger tools make large planting jobs much easier and faster making it suitable for professionals and home DIY projects.
Good planting helper
Perfect bulb planting auger for tulips, iris, bulbs, bedding plants, and seedlings. Also great for digging weeds up by the roots.
Durable
Features high quality metal rod and blades for durability and maximum digging performance. The hole digger tool can bring you exceptional quality and value, support to be used for a long time.
Convenient
Digs holes in all soil types leaving dirt soil around the edge of dug hole for easy packing
Various size to choose
There are different size, including 8*30cm, 8*25cm, 4*45cm, 4*22cm, 8*60cm, 9*25cm, 4.6*37cm, 5*45cm, 5*22cm. You can choose the suitable one according the width and depth of the hole you want to dig.