20d (4") Preservative-Treated Wood Decking Nail, Annular Ring Shank, 25lb (1,000 fasteners) Blue Masonry Screws Durable Construction: Built from premium

Durable Construction: Built from premium materials for long-term strength and safety

The Simpson Strong-Tie HWP High-Wind Purlin Hangers provide superior support for joists connecting to purlins or beams

The Low HP Hire blades can accurately cut concrete while providing excellent blade life

With a hex washer head that offers controlled driving and flush seating

Designed for use with the Quik Drive auto-feed system

20d (4") Preservative-Treated Wood Decking Nail, Annular Ring Shank, 25lb (1,000 fasteners) Blue Masonry Screws Durable Construction: Built from premiumSimpson T20PTDB wood decking nails are available in either type 304 or type 316 stainless steel for superior corrosion resistance. 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.