Diamond tables use a precision leveling system for a reason and to take full advantage of it, you can’t rely on just one level. And that goes for any pool table, not just a Diamond. After a recover, I check the table multiple ways using five precision machinist levels, reading the slate from every direction. Each level tells a different part of the story, and together they let me dial the table in exactly the way Diamond intended. When the system is this good, the goal isn’t “close enough.” It’s