Product OverviewSteel post designed to support light work: fences (< 60 in), post boxes, light signs. A solution which is efficient and economical, which does not require digging or pouring concrete. No more tedious jobs! Easy to install: Drive in the ground using a drive block and attach a square post to it. Its blades anchor it solidly. Known to be the most resistant in its category. To be used with 4 in x 4 in square posts. Baked powder coating finish provides excellent rust resistance. Offers long term protection since the wooden post is above ground level.