1230 Pcs M2 M3 M4 M5 Bolts and Nuts Set, Hex Socket Head Cap Screws Bolts and Nu
➤ Hex socket head screws bolts are made of high-quality 12.9 grade carbon steel material, which is not easy to deform, not easy to break, corrosion-resistant, strong and durable. Size: M2, M3, M4, M5.