Description Hexagon screws are commonly used in mechanical mainly for easy fastening demolition not easy toslip angle and other advantages mainly used in electronics electrical electric electric power chemicalindustry water conservancy mechanical equipment furniture and other fields Specifications Brand SuleveModel M3ASH4Material 12 9 grade Alloy SteelSurface Titanium PlatedColor BlackSize As the picture shownFeatures 1 Made of 12 9 grade Alloy Steel super high hardness and tensile strength 2 Suitable for textile hydraulic injection molding machinery industry3 Also used for FPV RC Package Included 10 x Hex Countersunk Head Screws