SIMPSON STRONG TIE SDWS22400DB 0.220 X 4 Timber Screw Double Barrier Coating Pkg 600

Strong-Tie SDWS Timber Screws feature a 4CUT tip which eliminates the need for pre-drilling saving valuable time compared to using traditional lag bolts. Each SDWS screw features a double barrier coating that is equivalent to hot dip galvanization making them suitable for some exterior and preservative treated wood applications. Quantity per box: 600 Double Barrier Coating 4-inch SDWS Timber Screw 600 per box.