RUGGED AND DURABLE - SG TZH Sheet Metal Screws made of high-quality 410 Stainless Steel，which has higher corrosion resistance and anti-rust effect than ordinary screws, longer service life, not easy to damage, more solid.（TIPS: They are stainless 410 Stainless so they are also still magnetic. ） EXQUISITE CRAFTSMANSHIP - This fast self-tapping screw diameter: #8, length: 1/2inch, excellent craftsmanship makes our Hex Washer Head not slippery, fast, not easy to break, high strength, not easy to deform, not eccentric. WIDE RANGE OF APPLICATIONS - Precision threads can easily pass through a variety of materials, such as plastics, wood, metal, etc., suitable for door handles, the mechanical industry and small repairs around shops, garages or home furniture fasteners, and are also ideal for floor fixing. VALUE PACKAGING AND EASY TO USE - This self-tapping screws package contains 100Pcs with Hex Washer Head to meet your daily needs, is not easy to slide during installation, and can be quickly and easily sinked. They are ideal for use at home, in the office or at work. INTIMATE SERVICE - SG TZH focus on customer satisfaction, if you have any questions or are not satisfied, you can contact us by email, we will solve all your problems as soon as possible. UPC 724978580639 ASIN B09VGJ4NJP Brand SG TZH Color Black Set Name Stainless Steel Hex Washer Head Screws (100 Piece) Head Type Hex Size Name #8 x 1/2 Metal Type Stainless Steel Item Weight 16 ounces Part Number SMS-Hex-Black Thread Size 8 x Thread Type Unc Drive System External Hex Finish Types Black Oxide Manufacturer SMS-Hex-Black Thread Class Standard Thread Style Right Hand coarse fully threaded Fastener Size No. 8 Fastener Type self tapping screws,sheet metal screws Item Diameter 0.17 inches Material Type Stainless Steel Exterior Finish Stainless Steel,Black Oxide,Metal Number Of Items 100 Number of Packs 1 Thread Coverage Fully Threaded Number of Pieces 100 Outside Diameter 0.17 inches Screw Head Style Hex Screw Point Style Hex Set Screw Thread Type Unified National Coarse (UNC) Compatible Groove Diameter 0.17 inches