A set of building panels (1, 1 ', 1' '), such as floor panels, comprising similar or substantially identical building panels (1, 1', 1 ''). Each building panel (1, 1 ', 1 ") has: a first mechanical locking device (10) configured to horizontally and vertically lock a first edge (2a) of one building panel (1, 1', 1") to a second edge (2b) of an adjacent building panel (1, 1 ', 1 "); and a second mechanical locking device (10 ') configured to horizontally and vertically lock a third edge (2c) of one building panel (1, 1', 1 '') to a fourth edge (2d) of an adjacent building panel (1, 1 ', 1' '), wherein the first mechanical locking means (10) and / or the second mechanical locking means (10 ') comprise, at one of the first edge (2a) and the second edge (2b) and / or at one of the third edge (2c) and the fourth edge (2d), a locking strip (15) extending from the respective edge in a direction away from the respective edge, wherein the locking strip (15) comprises a locking element (16) having an
impact surface (22).