2000Pcs Metric Screw Assortment Kit, Metric Bolt Assortment M2 M3 M4 M5 Machine Kadrick 2000PCS Metric Screw Assortment Kit, Metric Bolt Assortment M2 M3 M4 M5 Machine Screws with Lock Flat Washers, Grade 10.9 Alloy Steel Hex Socket Button Head Black Screws Nuts and Bolts Kit Product Features ?Product details?---4sizes of screws M2 M3 M4 M5, thread pitch:0.4mm/0.5mm/0.7mm/0.8mm,thread diameters:2mm/3mm/4mm/5mm.Lenths of the thread M2:4mm/8mm/12mm/16mm.M3:6mm/8mm/12mm/16mm.M4:8mm/12mm/16mm/20mm.M5:8mm/12mm/16mm/20mm.According with standardized metric system. And the average error is less than 0.01mm. ?High quality?--- This screw assortment is made of 10.9 grade alloy steel with high strength and precise threads ?Good storage and assortment?All These Screws are Packed In a Sturdy Easy-use Plastic Storage Box, Organized Conveniently and Easily. ?Can be widely used?Keep a set of commonly used Kadrick screw sets on hand to make you convenient. ?Brand guarantee?: Kadrick specializes in the production and development of fasteners. Our products have undergone rigorous testing, so you can use them with confidence. Additionally, we provide a 24-month after-sales warranty service. If you have any questions, please feel free to contact us. 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!