585 Pcs M4 Screws Kit, M4 Machine Screws And Nuts And Washers, Fully Threaded Product Details What are the advantages of our m4 nuts and bolts and washers set? Exquisite material: M4 screws set is made of high-quality stainless steel, with firm and clear threads, corrosion-resistant and rust-proof, not easy to break or bend, with high strength and high performance, stable and durable Hex Button Head Socket Cap Screws and Nuts Kit: Button head socket cap screws design, ensures more uniform force, clean thread edge, not easy to deform and slip during use, and better fastening effect Hex Nut and Washer: Flat washers increase the contact area to reduce stress and protect parts and screws. Equipped with hexagonal nuts, your installation will be more precise and stable Widely Used: Suitable for assembly, maintenance, and DIY work in offices, factories, homes, and workshops. Widely used in the field of machinery, electromechanical equipment, marine equipment, engineering machinery, automobiles, motorcycles, etc Package Includes: A total of 585 pcs pieces, sizes include m4 x 8mm/10mm/12mm/14mm/16mm/18mm/20mm/25mm/30mm/35mm, and corresponding sizes and quantities of hex nuts and washers, 1 x hex wrench, a sufficient quantity to meet daily use needs Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.