[Hex Washer Head Self Tapping Screws]: The package comes with 100pcs of hex washer head self tapping screws in Thread Size: #8x1"(ST4.2x25mm); Thread Pitch: 1.4mm; Head Dia.: 7mm/ 0.28"; Washer Head Thickness: 8.45mm/ 0.33"; Head Thickness: 4.1mm/ 0.16"; Screw Drilling Range(Plate Thickness): 1.75-3mm / 0.07-0.12inch
[Sturdy & Durable]: 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.
[Design]: The metal sheet screws are designed with an external hex drive style with washer, 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.
[Good Choice]: 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.