#9 x 3-1/2" Simpson Strong-Tie #1 Square Trim Head Deck Screws - 305 Stainless Steel, Pkg. 5 Lb. Quik Drive Drywall Systems Strong-Drive SDS Heavy-Duty Connector screws

Strong-Drive SDS Heavy-Duty Connector screws are supplied with the holdowns to ensure proper fasteners are used

Self-Drilling Tip: Cuts through steel efficiently without pre-drilling

The QDPROPHG2 Cold-Formed Steel Framing Attachment features-

and is suitable for many wind- and load-bearing situations where the load demand is light to moderate

Compatible with Rough-Cut Lumber: Specifically sized for 4x6 rough-cut posts and beams

#9 x 3-1/2" Simpson Strong-Tie #1 Square Trim Head Deck Screws - 305 Stainless Steel, Pkg. 5 Lb. Quik Drive Drywall Systems Strong-Drive SDS Heavy-Duty Connector screwsSimpson Strong Tie Trim Head Deck Screws are built for clean, secure deck board installations with lasting holding power and a smooth finish. Featuring a square drive for slip free engagement during installation, these screws are easy to drive and resist cam out in both hand driven and auto feed systems. The trim style head seats flush with the surface, creating a polished appearance ideal for visible decking surfaces. A Type 17 point allows fast