AYR int LOCK PRO Manual Del Usuario página 48

EN
7- The screws used for wooden doors in the lock are nº 5 (6 x 40
mm) for the body, and for the strike plate is nº 6 (6 x 50 mm). For
metal and armoured doors use nº 4 (6.3 x 32 mm) in both cases.
7
nº5 (6x40mm)
48