Surface dure

35.5 36 37 37.5 38 39 39.5 40 41 41.5 42 42.5 43 44.5

39.5 40 41 41.5 42 42.5 43 44 44.5 45 46 46.5 47 49

35.5 36 37 37.5 38 39 39.5 40 41 41.5 42 43

39 39.5 40 41 41.5 42 42.5 43 44 44.5 45 46 47 49