500 Pcs Nuts and Bolts Assorted Set, Black Hex Socket Head Cap Screws Bolts and Nuts Kit, M3/M4/M5 Thread Fastener Machine Hex Bolts and Nuts Assortment Kit with Box

•【Premium Material】Our nut and bolts kit is made of outstanding carbon steel with rust-proof plated, great wear-proof, a nice smooth finish, solid and durable for long time use, provides strength and offers good corrosion resistance in many environments.

•【Easy to Use】The nuts can expand the contact area and reduce the pressure in order to protect the screws and parts. The hex steel screw threads are uniform, smooth and tight, not easy to deform and slide in the working process, perfectly match with nuts.

•【Easy to Carry】All of nuts and bolts are packed in a sturdy divided plastic box, various lengths, completely diversified assortment, organized and easy to open and look for, convenient and portable.

•【Wide Applications】Widely used in the home and office appliance, communication equipments, ship assembly and other machinery industry, furniture, car and motorcycle repair and DIY inventions, industrial and construction fasteners, etc.