This Heavy Duty Galvanised Angle Connector with Beading have very high bending strength. Sheet thickness - 1.5mm material - DX51D + Z275 corrosion protection - galvanized number of holes -16 holes ø5mm, 12 holes ø7mm, 2 holes ø11mm MOUNTING:ANCHOR ring nails ø4 Screws for angle connectors wood screws ø6mm, 10mm steel expansion bolts M10 glued anchors M10 and similar.