The Hillman Group 823088 Stainless Steel Hex Washer Head Slotted Sheet Metal Product Description 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. From the Manufacturer 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. Features Sheet Metal Screws Are Designed For Joining Thin Pieces Of Metal To Wood, Fiberglass Or Metal Primarily Through A Pre - Drilled Great For General Repair Around The House Stainless Steel From The Brand Name: The Hillman Group USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.