4D (1-1/2") Wood Siding Nail - 316 Stainless Steel, 1 lb. Pkg Simpson Quik Drive Replacement Parts Annular ring-shank increases resistance to

Annular ring-shank increases resistance to provide a secure attachment to OSB or plywood roof decks

and coarse threads for maximum holding power

offering flexibility during construction

The special thread design eliminates mushrooming in composite boards

4D (1-1/2") Wood Siding Nail - 316 Stainless Steel, 1 lb. Pkg Simpson Quik Drive Replacement Parts Annular ring-shank increases resistance toSimpson wood siding nails are available in either type 304 or type 316 stainless steel. Checker pattern on nail head blends well with wood grain, reduces glare from sunlight and accepts surface finishes. Annular ring shank increases pull out resistance to provide a secure attachment that reduces cupping of siding boards.