10-12 x 1 1/2 Phillips Flat Self Tapping Screw Type A Fully Threaded Black Zinc WFN this lag screw is perfect

this lag screw is perfect for attaching decks

The finished surface provides a smooth

The three projections on the base provide a secure weld to the metal surface

with an undersized body for use in countersunk holes

The Phillips flat undercut head provides a secure hold and prevents the screw from slipping during installation

10-12 x 1 1/2 Phillips Flat Self Tapping Screw Type A Fully Threaded Black Zinc WFN this lag screw is perfectThese 10 12 x 1 1 2 Phillips flat self tapping screws are Type A fully threaded screws with a black zinc finish. They are designed for use in a variety of applications, including metal, wood, and plastic. The screws have a sharp point that helps them to penetrate the material easily, and the self tapping threads create their own threads as they are driven in. The Phillips flat head provides a flush finish, and the black zinc finish helps to protect