They are very good, strong, thick material with precisely machined holes. No torn edges or other poor quality finishing issues that I've seen. I'm guessing they're cheaper in stainless steel than plated steel braces at local hardware stores. If you use them all this is a good buy.
🔩 Teenitor 40mm x 40mm Stainless Steel Bracket Mounting Fastener
7 Review
🔩 Enhanced Durability and Stability: Outside Joining Aluminum Profile Bracket
8 Review
🔩 N100 792 National Hardware Plated Holder
8 Review
💪 Enhance Stability and Aesthetics with Alamic Corner Stainless Bracket Braces
9 Review