2140Pcs Screw Assortment Kit, M2 M3 M4 M5 M6 Screws Mix Set Socket Head, Mixed 2140Pcs socket head screws kit Product Features Mixed Screws kit quantity: Our screws include multiple styles, M2 M3 M4 M5 M6 with matching washers and bolts, 2140 pieces in total. M2 screws: 4mm, 6mm, 10mm, 12mm. M3 screws: 6mm, 8mm, 12mm, 16mm. M4 screws: 8mm, 12mm, 16mm, 20mm. M5 screws: 12mm, 16mm, 20mm, 25mm. M6 screws: 10mm, 12mm, 16mm, 20mm. Application: Our socket head screws are ideal for 3D printed projects, toys, electronics projects, or any other project that requires small hardware. Screws are also great for a variety of DIY projects as well as home repairs and more. Accessory Tools: Our socket head screws kit comes with 5 hexagonal fastening tools and a pair of tweezers to make installation easier and easier. Storage box: Our screws are all packed in a storage box, and each size is packed in a small bag and placed in the partition, small and compact. This facilitates storage, organization and differentiation, providing convenience for every work.v Material: The M3 screws are made of carbon steel and are very strong. Sufficient quantity and solid material can last you for a long time. 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!