Product information: - Product name: Hex head bolts and nuts - Material: stainless steel - Size: M3 - Color: Silver - Features: - The hex bolts, bolts and nuts are made of high quality stainless steel material, which is resistant and durable. - The deep and clear hexagon socket and head can facilitate your work. - All hex bolts and nuts are packaged in a storage box, which is easy to use, find and use. - Widely used in household appliances and offices, communication equipment, ship assembly and others.