The angle must be exactly 90 degrees (or close to it) for this to work. I tried to get it working at around 80 degrees and it just wouldn't stay closed as it kept opening the latch.
Versatile and Durable: Discover the AmazonBasics 14 Piece Nylon Spring Clamp Set
12 Review
WETOLS Angle Clamp 2Pcs Woodworking: Precision Tool for Perfect Angles in Woodworking Projects
11 Review
Enhance Your Woodworking Experience π§ with Wellmax Spring Clamps Woodworking Backdrops
11 Review
DM-202
14 Review