super heavy duty I don't think is right. They are very small and seem to bend quite easily. I used them to reinforce a bookshelf and it took a long time. They are so small that the drill hits the edge of the bookshelf, making it difficult to assemble.
π§ Boeray Stainless Steel Straight Brackets Mending: Durable and Versatile Support Solution
8 Review
Stainless Fastener Bracket for Furniture Bedframes
8 Review
Stainless Steel Bracket Shelves: Industrial Hanging Hardware
8 Review
π© Enhanced Durability and Stability: Outside Joining Aluminum Profile Bracket
8 Review