| So it sounds like they would need to be perfectly level, and how much force they can tolerate would depend on the bevel on that lip. If it is beveled so the lip slides the two blocks together more with more force, it should be pretty strong, but if it isn't, it could be touchy and only able to hanlde so much pressure. How much could be a dangerous guessing game. If you like those blocks why not use a little mortar to be safe? |