Thanks Alli for the quick response! They would certainly do for a first 'proof of concept' build. I was hoping that the 'butterfly screws' that you link to would be 'captured' so they couldn't fall out. Here's a photo of what gave me the idea...
Hi - first post here. I want to make a portable sketching easel and I'm looking for a fitting but I have no idea how to search for it! I want to join 2 hardwood slats such that they can be folded together for compactness but which open out and can be screwed down be very sturdy. Its the...