Construction screws intended for fastening drywall sheets to studs.
Modified truss heads have a low profile rounded top with a large bearing surface. Phillips drive is x-shaped for installation with a Phillips screw driver. Piercing screws have a long, sharp point.
A corrosion resistant steel alloy. The most common stainless steel for general hardware use.
A low carbon steel for general use. Zinc plated for moderate corrosion resistance.
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Modified truss heads have a low profile rounded top with a large bearing surface. Phillips drive is x-shaped for installation with a Phillips screw driver. Self drilling screws have a drill bit point.
A stainless alloy that is harder than 18-8 stainless steel, but not as resistant to corrosion.
A low carbon steel for general use.