1065 Pcs M3 M4 M5 M6 Screws And Nuts Assortment Kit - Hex Socket Head Cap Bolts What are the advantages of our m3 m4 m5 m6 screw assortment? Product Features ?Exquisite Material?m3 m4 m5 m6 screws bolts and nuts assortment is made of high-quality 12.9 grade carbon steel, with high strength, high hardness, not easy to deform or break, scratch-resistant, not easy to rust, and has good corrosion resistance and performance in harsh environments. ?Hex Socket Head Cap Screws Bolts and Nuts Set with Washers?Drive Type: Hex Socket Screw, Head Type: Cup Head, Comes with Nuts, Washers and Wrenches. The hexagon socket screw design ensures a more balanced force and is not easy to deform and slide during use. ?Hexagonal Nuts and Washers?Hexagonal nuts can withstand greater loads, making your installation more precise and the tightening effect better; flat washers can increase the contact area, protect the screws, provide strong holding force and maximum clamping force, and extend the service life. ?Wide Application?m3 m4 m5 m6 screw kit is suitable for machinery, precision instruments, furniture, home, instruments, measuring equipment, electronic products, household appliances, office equipment, construction, automobiles, bicycles, communication equipment, ship assembly, and other fields. ?Package Included?A total of 1065 pcs, rich in size, including M3x8mm/12mm/16mm/20mm, M4x8mm/12mm/16mm/20mm, M5x8mm/12mm/16mm/20mm, M6x8mm/12mm/16mm/20mm, including Allen wrench of corresponding size, sufficient quantity, rich in size, to meet the use needs of multiple scenes and multiple fields. 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!