PREMIUM QUALITY WITH HIGH GRADE STEEL kdgarden Premium No Dig Ground Anchor is constructed out of heavy duty black powder coated galvanized steel to resist chipping, peeling and rust, which ensures a long lasting working life. GOOD CONCEPT TO PROTECT WOODEN POSTS The heavy duty metal ground post anchor support the fence and mailbox posts without the need for holes to be dug or for concrete to be poured. With the wooden post being in contact with metal rather than soft (often wet) ground, your fence posts or mailbox will last considerably longer. MULTI PURPOSE Premium No Dig Ground Anchor can be used for multiple applications, including fencing, shed support, mailboxes, decking flag poles, timber frames, solar power installations, road signage, wooden structures, signage boards, banners and more. Best suited for standard soil conditions. NOT recommended for rocky or extremely sandy conditions.