70Pcs #8X1/2" Hex Washer Head Self Drilling Screws - 410 Stainless Steel Self

Product Details: Material: 410 Stainless Steel; EPDM Thread Size: #8x1/2"(ST4.2x13) Hex Head Size: 7mm x 4.1mm/ 0.28" x 0.16"(Hex Width*T) Flange Dia.: 8.45mm/ 0.33" EPDM Washer: M4.2x12mm Package Content: 1set - 50pcs x Hex Washer Head Self Tapping Screws, 20pcs x EPDM Washer Material - Constructed with 410 stainless steel material with a white plain finish, the hex washer head self-tapping screw is of strong durability, has no deformation, is not easy to rust or corrode, and has a long service life than ordinary screws.Feature - The metal sheet screws are designed with an external hex drive style with EPDM washers, preventing slippage and ensuring a strong hold. The self-drilling design allows faster screwing into hardwood, easy to drill into, such as wood, sheet metal steel, aluminum, plastic, or other materials, reducing cracking problems. Application - Hex washer head self-tapping screws are widely used for furniture, household goods, electronics, communications, power products, floor fastening, industrial, construction, machinery, equipment maintenance, and other DIY projects.Installation - Can be used without a drilling hole, good for metal-to-metal or metal-to-wood connections. For harder materials, it is recommended to pre-drill with a drill to make it easier to insert the screws.