8 x 2 1/2 Six-Lobe (Torx) Flat Nibs Deck Screw Type 17 2/3 Thread Zinc Bake 1,000HR Salt Spray 1/2-13 NTU The 5/16 x 1 1/2

The 5/16 x 1 1/2 Hex Lag Screw is a versatile and durable fastener designed for heavy-duty applications

The nut is also self-locking

It is fully threaded and has a square head with a 7/16-inch diameter

This nut is sold individually and is backed by a satisfaction guarantee

8 x 2 1/2 Six-Lobe (Torx) Flat Nibs Deck Screw Type 17 2/3 Thread Zinc Bake 1,000HR Salt Spray 1/2-13 NTU The 5/16 x 1 1/2These 8 x 2 1 2 Six Lobe (Torx) Flat Nibs Deck Screws are designed for superior holding power and durability in outdoor applications. Made from high quality steel, they feature a six lobe (Torx) drive for easy installation and a flat nibs for countersinking. The Type 17 2 3 thread provides excellent grip, while the zinc bake finish offers 1,000 hours of salt spray protection. These screws are ideal for use in decks, fences, and other outdoor