HELIFOUNER 380 Pieces M4 x 5mm /6mm /8mm /10mm /12mm /16mm /20mm, Button Head Socket Cap Screws Bolts Washers Nuts Kit, 10.9 Grade Alloy Steel, Full Threaded, Black

?Specifications:? - Size: M4 - Color: Black - Pitch: 0.7mm - Drive Type: Internal Hex - Package Quantity: 380 Pieces - Material: 10.9 Grade Alloy Steel - Screws Type: Button Head Socket Cap Screws ?Features:? - 10.9 grade alloy steel with black oxide, high hardness, no deformation, anti-oxidation, wear resistance, corrosion resistance. - The nuts and flat washers expand the contact area and reduce the pressure in order to protect the screws and parts. - Compact and force uniform screw thread is not easy to out of shape and slid in the process of rolling and installation. - Widely used in automotive, boating, printed projects home appliance, communication equipment and other machinery industry. ?Package Included:? <1> M4x5mm --------- 20Pieces <2> M4x6mm --------- 20Pieces <3> M4x8mm --------- 20Pieces <4> M4x10mm -------- 20Pieces <5> M4x12mm -------- 20Pieces <6> M4x16mm -------- 15Pieces <7> M4x20mm -------- 15Pieces <8> M4 Nuts ----------- 50Pieces <9> Flat Washers ---- 100Pieces <10> Lock Washers --100Pieces ?Package Quantity: 380 Pieces M4 Button Head Socket Cap Screws, Lock washers, Flat Washers and Nuts? CHOKING HAZARD -- Small parts. Not for children under 6 years. Note: 1, Warning: small parts, keep away from children and kids. 2, If you have any questions, please feel free to contact us at any time.