Fangrui Product Details Superb Material: All Hex Socket Head Bolts And Nuts Kit Are Made Of High-quality Carbon Steel Material, -, Rust-proof, Not Easy To Break, Still Maintain High Strength And Excellent Performance In Harsh Environments, And . Hex Socket Head Cap Screws Bolts: Assorted Bolts Nuts And Washers Kit Threads Are Clear And Firm, Smooth And Burr-free, Easy To Insert And Not Easy To Loosen. The Of Nut And Washer Expands The Contact , Reduces Stress, And Protects Screws And Parts. Widely Used: Suitable For Precision Machinery, Classification Instruments, Electronic Products, Meters, Household Appliances, Communication Products, Furniture, Locks, Lamps, Toys, Bicycles, Furniture, License Plates, Automobiles And Other Fields. Name:hex Socket Head Cap Screws Kit Drive Style:hex Socket Model Number:hex Socket Head Cap Screws Kit Screw Type:machine Screws Colour:black Material:304 Stainless Steel Package Contents: 1 Set * Hex Socket Head Cap Screws Kit Only The Above Package Content, Other Products Are Not Included. Not