【Premium Material & Corrosion Resistance】: HEXPHANT 3/16-24 x 1" Flat Head Hex Socket Cap Screws Bolts are crafted from 304 Stainless Steel (18-8 Grade) , surpassing ordinary steel and zinc-plated fasteners. Enhanced corrosion resistance and anti-rust properties ensure durability in harsh environments, ideal for indoor and outdoor use. 【Precise Specifications & Functionality】: Thread Size: 3/16-24 x 1" | Drive Type: Hex Socket | Head Style: Flat Head | Fully Threaded Machine Thread Design enhances grip and stability, while hex drive guarantees secure tightening for furniture, machinery, and DIY projects. 【Value Pack with Hex Key (30 PCS + Tool)】: Includes 30 PCS screws + 1 Hex Spanner for quick assembly. Perfect for home, office, workshops, or garage repairs. Fully threaded screws offer maximum grip strength for cabinets, beds, tables, communication equipment, and ship assembly. 【Rugged & Versatile Applications】: Engineered for heavy-duty use: furniture fastening (chairs, workbenches), mechanical industries, automotive repairs, and marine applications. 304 stainless steel resists deformation and withstands high-pressure environments, ensuring long-lasting performance. 【100% Satisfaction Guarantee】: HEXPHANT prioritizes quality and service. Contact us via email for any issues – we promise prompt solutions. Your trust drives our commitment to delivering screws at competitive prices.