340Pcs M3.5-M4.8 Screw Set Cross Round Head with Block Galvanized Pwa Belt

Features: Size: M3.5/4.2/4.8 screws with matching cross nuts lock washers and flat washers which can meet your different needs. Material: Carbon steel material which have good corrosion resistance in bad environment like high temperature cold weather and high humidity areas. Thus the screw set can serve you for a long time. Package: 340 pieces in total packed in a durable transparent box. It is easy to distinguish the size of the product when you want to use a certain screw. Wide Applications: Widely used in all kinds of precision machinery industry classified instruments instruments electronic products printed projects household appliances communication products. Long Service Life: The installation parts can be used continuously bear strong load and have a long service life. Specifications: Material: Carbon steel Product Quantity: 340pcs Surface Treatment: Untreated Application: Widely used in machinery electrical appliances and buildings.