219 Pcs Metric M4 M5 M6 Button Head Nuts And Bolts, Hex Socket Head Cap, Black ?Product Features:? ?Product Specifications:? ?Package Contents:? ?Friendly Reminder?: Product Features ?Material?Hex socket round head bolts and nuts set are made of 10.9 grade alloy steel with black plated, which has the advantages of strength and offers good corrosion resistance in bad environment. ?3 Sizes?Total 219 pcs button head screw assortment. Includes M4/M5/M6, length sizes of 8/16/25mm hex socket round head bolts screws nuts, 3 allen wrenches. ?Easy to Install?With the hexagonal groove, it is not easy to slide, it is easier to install and saves time. ?Wide Application?Widely used in the home and office appliance, communication equipment, ship assembly and other machinery industry, furniture, car and motorcycle repair and DIY inventions, industrial and construction fasteners, etc. 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!