Trivd Frol 550PCS Self Tapping Screws Assortment Set 304 Stainless Steel

WIDE APPLICATION: This Self Tapping Screws Assortment are mainly used in metal, wood, or plastic. This type of screw is mainly used in metal, wood or plastic and usually has a pointed end to help penetrate the material. | PRODUCT FEATURES: 1: No Pollution 2: Corrosion Resistance 3: Anti-Rust 4: High in Strength 5: Durable And Sturdy. | MATERIAL & WORKMANSHIP: Using stronger material 100% 304 stainless steel corrosion resistance, rust prevention in humid environment, can be stored for a long time, high strength, no deformation. The screw thread is very sharp and sturdy, and won't easily strip with the screw gun. | CUSTOMIZED SET: More practical customized assortment. It includes 275pcs flat head and 275pcs round head, both of them contains M3/M4/M5/M6 x 12mm/20mm/25mm/40mm/50mm screws, meet all your demands, a must for your home life. | CONVENIENT TRANSPARENT BOX: Transparent box with detail information sheet about the sizes of different screws, nuts and flat washers. Easy to store and ready to use when you need it.