300pcs M3 Cross Round Head with Washer Carbon Steel Screw Bolt Assortment Set

Features: Made of high quality carbon steel material for durability and rigidity. Great for use as fixing component, industrial and construction fasteners. Well packed and assorted in a transparent plastic box for convenient use and storage. There are several common lengths in this set for general purpose use which will meet daily basic need. Used widely in the home and office appliance, communication equipment, ship assembly and other machinery industry. Specification: Material: Carbon steel Size & Quantity: M3*4 50PCS M3*5 50PCS M3*6 50PCS M3*8 50PCS M3*10 50PCS M3*12 50PCS Package list: 1 box * Fasteners