100 PCS Stainless Steel Screws 18-8 A2 Cross Countersunk Head PH Ø 4 x 20 mm Black Self-Tapping Screws, Stainless Steel Black Oxide DIY Wood Screws M4

General description These 100 PCS Stainless Steel Screws 18-8 A2 are designed for both indoor and outdoor use. With a size of M4 x 20mm, these black self-tapping screws feature a cross countersunk head that allows for a flush finish in confined areas. Made from high-strength A2 stainless steel, they are resistant to deformation and breakage, ensuring durability and reliability in various applications. Technical specifications Size: M4 x 20 mm Quantity: 100 pcs Material: A2 Stainless Steel Drive Type: PH2 Head Type: Cross Countersunk Installation It is advisable to pre-drill or make a pronounced mark with a center punch for easier installation. The screws can be directly locked into wood, soft metal, aluminum, or plastic materials. Usage Ideal for use in confined areas where a flush or below-surface finish is required. Sharp thread design improves work efficiency and provides sufficient holding force for fixing and repairing.