540Pcs Sae Grade 5 Nuts And Bolts Assortment Kit, Histely 1/4-20, 5/16-18, Product Features SAE Bolts and Nuts Assortment Kit: Histely nuts and bolts set is crafted from high-quality US grade 5 ?equivalent to metric grade 8.8 Alloy Steel), remarkable hardness. Perfect for replacing stripped or broken bolts, various repairs and DIY projects from drones to 3D printers, etcs. 15 Different Sizes Screws Nuts Washers Set: Including 20PCS 1/4-20 * 1/2", 20PCS 1/4-20 * 3/4" , 15PCS 1/4-20 * 1", 10PCS 1/4-20 * 1-1/4", 10PCS 1/4-20 * 1-1/2", 10PCS 5/16-18 * 3/4", 10PCS 5/16-18 * 1", 5PCS 5/16-18 * 1-1/4", 5PCS 5/16-18 * 1-1/2", 5PCS 5/16-18 * 2", 5PCS 3/8-16 * 3/4", 5PCS 3/8-16 * 1", 5PCS 3/8-16 * 1-1/4", 5PCS 3/8-16 * 1-1/2", 5PCS 3/8-16 * 2" hex head screws, and equal number of nuts, washers, spacers, catering to various project needs. Package Content: Each package contains 135PCS SAE 1/4-20 5/16-18 3/8-16 Hex Bolts + 135PCS Hex Nuts + 135PCS Flat Washers + 135PCS Spring Washers, eliminating the need to search for additional related components, ensuring user convenience. Handy Case with Size Label: This is a practical assortment of SAE bolts, nuts, flat washers, and lock washers in sizes 1/4-20 5/16-18 and 3/8-16. Everything comes in a handy transparent box with size labels, making it easy to store, identify, and use. The box has removable dividers to keep different sizes separated, and the washers are in a separate bag to avoid mixing during transit. Great Customer Support: Histely prioritizes customer satisfaction and provides excellent after-sale service to address any product quality concerns promptly. If you encounter any issues, feel free to contact us for a swift resolution. Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!