Phillips, 2-1/4"

US Fasteners, Phillips, 2-1/4"
Wood screws Screws with a smooth shank and tapered point for use in wood.	Machine screws Screws with machine threads for use with a nut or in a tapped hole.
Drywall screws Construction screws intended for fastening drywall sheets to studs.	Anchoring products Fasteners for anchoring in stone, concrete, brick and drywall, etc.