1700Pcs Metric Nuts And Bolts Assortment Kit - M2 M3 M4 M5 Screws Assortment, Product Features Handy Fasteners Assortment: The 1700pcs metric bolt assortment includes widely used M2 M3 M4 M5 screws with corresponding nuts, spring flat washers, and hex wrenches. Each size of screw has 4 lengths, namely 8mm, 12mm, 16mm, 20mm 12.9 Grade Alloy Steel: All metric screws are made of premium grade 12.9 alloy steel with high hardness, superior rust and oxidation resistance. These assorted screws come in black oxide finish and are perfect for all sorts of projects and repairs Sturdy Storage Box: Our screw assortment comes in a solid and impact resistant storage case with dividers to keep screws well organized and easy to access. The compact design makes it convenient to store in your toolbox, garage, or workshop Easily Identified Label: The case is labeled with the sizes, types and quantities of screws, making it easy to find the right one for your project without having to sort through a jumbled pile. Clear charts are pasted on both sides of the lid for easier access Multiple Applications: This machine screw assortment kit with lots of different sizes is widely used in 3D printers, computers, machinery, furniture, car and motorcycle repair, DIY projects, instruments, electronic products and household appliances 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!