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• HEAVIER&THICKER：When the quantity and model are the same,Our screws are heavier;zinc coating is thicker.
• High CORROSION RESISTANCE:The screws are yellow zinc passivated and to withstand 72 hours salt spray test, never rust is guaranteed.
• HIGH HARDNESS:These self tapping screws are heat treatment improves the tensile strength.
• HIGH STRENGTH:The outdoor screws have high Strength philips head,Perfect match with manual and electric screwdrivers.
• VARIOUS PRODUCT USES：High performace for the home and engineering,These flat head screws can used for wood、plasterboard、chipboard、concrete、wall、deck、plastic.
• HEAVIER&THICKER：When the quantity and model are the same,Our screws are heavier;zinc coating is thicker.
• High CORROSION RESISTANCE:The screws are yellow zinc passivated and to withstand 72 hours salt spray test, never rust is guaranteed.
• HIGH HARDNESS:These self tapping screws are heat treatment improves the tensile strength.
• HIGH STRENGTH:The outdoor screws have high Strength philips head,Perfect match with manual and electric screwdrivers.
• VARIOUS PRODUCT USES：High performace for the home and engineering,These flat head screws can used for wood、plasterboard、chipboard、concrete、wall、deck、plastic.