Daggerz #10 x 1-1/2" Self-Drilling Metal-to-Metal Screw, Phillips Pan Head - Zinc, Qty. 3,000 CBS/CBSQ Column Bases This will only fit a

This will only fit a post that measures an actual 4x4"

With aggressive threads and a self-tapping tip

Self-Drilling #1 Drill Point: Eliminates the need for pre-drilling

Lumber Size: Intended for use with 8x8 posts/columns

efficient installation in steel-to-steel applications

Daggerz #10 x 1-1/2" Self-Drilling Metal-to-Metal Screw, Phillips Pan Head - Zinc, Qty. 3,000 CBS/CBSQ Column Bases This will only fit aDaggerz brand self drilling screws are a high quality screw designed for metal to metal fastening jobs. The #3 self drilling point drills through metal easily and eliminates the need for any pre drilling. These screws work excellent for HVAC and electrical work use where a low profile head is desirable. The zinc plating is recommended for installations in dry interior environments only. For Metal Thickness . 110" . 175" (12 8 Gauge) Recommended Drill