4 inches earth bit hole digger?

I am looking a auger earth bit to attach to my power drill.
I want to make a hole in the soil with diameter from 3" to 4" by using the power drill tool and attached the auger earth bit to it
Anyone where I can get the attachment ?

Thank you

Answers:
HOME DEPOT

Other answers:

what is the best quality latex paint for exterior concrete house, no fading with the sun and longlasting?

Are you color courageous or still a color coward i.e biege/white walls everywhere?

why is masking tape removing my paint?

what is the best paint color for a 700 square feet condo.. I want to make it modern and spaceous?

how much should a good quality indoor latex paint cost?

I have my mothers old wooden screen door. What can I do with it?

I'm redoing my room because.?

Has anyone ever done the "crinkle paper" or "tissue paper" faux finish on walls?