100 Wood screws of stainless steel 4,5x45mm with sealing washer d = 15mm A2 TORX screws (005 303)
One must just outdoors. Stainless steel screws with the practical washer which the well Waterproof closes after screwing by a rubberized surface. The whole thing in Torx design, no stripping of the Cross, or even flat-blade screwdriver, my judgment i