National Nail Ledger Structural Screw, 5/16 in x 3-5/8 in 50-count Automotive Tools High diamond concentration provides long

High diamond concentration provides long life

3/4" Sharkbite x 3/4" NPT

Plug on neutral design

The head and handle are fully polished and forged in one piece

above & below grade applications

National Nail Ledger Structural Screw, 5/16 in x 3-5/8 in 50-count Automotive Tools High diamond concentration provides long5 16 in. (7. 9mm) structural screw for deck substructure, deck posts, beams, handrails, landscape timbers, and more Replaces 1 2 in. (12. 7mm) lag screws Sharp point starts fast with no pre drilling Flat, washer style head provides stronger holding power and greater surface contact and finishes flush 3rd party tested for screw strength confirmation T 40 Star Drive provides more points of contact, reducing cam outs and limiting bit wear Available in 3