Hillman Fastener 823470 Stainless Steel Flat Head Phillips Sheet Metal Screw, #8 x 1-1/2-Inch, 100-Pack;

These sheet metal screws, or tapping screws, are highly versatile and are used to attached metal, wood, fiberglass and plastic. The sharp threads draw material together and ensure a secure hold. Sheet metal screws are fully threaded with a sharp point.