120Pcs Flat Head Socket Cap Screws-[M4-0.7X20], Carbon Steel Bolts, Black

APPLICATION:-This flat-head hex socket screw is widely applicable FOR furniture assembly, vehicle maintenance,machinery debugging, and other scenarios requiring a flush mounting surface.ABOUT THIS PRODUCTS/FEATURES:-The screw head features an internal hexagon combined with a countersunk design. The internal hex socket structure, when paired with a standard hex wrench, efficiently transmits torque, reduces slippage, and enhances installation precision and efficiency.SPECIFICATION:Quantity: 120pcsSpecifications: M4-0.7 x 20inchThread Diameter: M4Screw Length: 20mmThread Pitch: 0.7mmHead Diameter: 0.31inch(8mm)Hexagon Socket Width (Diagonal Width): 2.5mmMaterial: Carbon SteelColor: BlackSurface Treatment: Black OxideTAKE NOTICE OF/TIPS: -For connections subjected to prolonged vibration, a regular inspection schedule should be established to ensure no signs of loosening are present.