cSeao M10-1.5mm x 40mm Flanged Hexagon Bolts, Flanged Hex Screws, 10.9 Grade, Black Oxidate, Pack of 6

cSeao M10-1.5mm x 40mm Flanged Hexagon Bolts, Flanged Hex Screws, 10.9 Grade, Black Oxidate, Pack of 6

Package contains 6 pieces M10 x 40 flanged hex bolts with black plated; This bolts is GB5789 standard, various sizes from M6 to M12 with 16mm to 100mm long; Quality steel material, high-temperature quenching strengthens mechanical hardness; Metric coarse thread is deep, neat and clear with even force, not easy to slip; Every bolt have smooth surface without burrs, and sturdy & duable performance overall. Flange screws are mainly a type of fasteners composed of two parts: hexagonal head and flange (the gasket below the hexagon is fixed with the hexagon) and screw (cylinder with external thread), which need to be matched with the nut to fasten and connect two parts with through holes.