A Question:Can these be placed on the inside of the boards so they do not show?
Answer:Yes
Question:who would not want radius corners on a bed?
Answer:This is meant for vegetable/flower raised bed construction outdoors with treated lumber as tha sides. The squared brackets connect the squared off lumber sides. A radius finish would add un necessary cost.
But we also could do the brackets if you supply a design drawing a sample to us.
Question:Are these garden brackets rust proof? I don't want them falling apart in a couple of years.
Answer:Yes,the surface is finished with powder coating to anti rust.
Question:How thick is this hot rolled steel material?
Answer:These are made from 14 gauge HR.