Back to Basics. This is how you mark a 5-12 slope where the rafter meets the ridge. . That 2nd square is the @martineztools rafter square. Mark had it engraved with the AwesomeFramers logo as a gift and I cannot express how much it means to me. This square will last for generations. Thank you Mark, not just for this square but for helping to make framing cool. . Oh and for those that wonder, the @martineztools squares are spot on accurate. Just ask @stenewoodwork who checks everything for square