Thread Diameter: M4; Pitch: 0.7mm; Total Length: 16.8mm / 0.66"; Head Size: 12.2 x 1.6mm / 0.48" x 0.06"(D*T). Rod Diameter(Drill Hole Size): 8mm / 0.31"; Rivet Plate Thickness: 0-5mm / 0"-0.2"; Package Included: 10pcs x Rivet nuts. Material: Jack nut is made of carbon steel, zinc surface treatment, high hardness, oxidation resistance, rust resistance and corrosion resistance, and durability.. Easy to use: Drill a suitable hole according to the size, then insert the jack nut with a tool to pull the bolt so that it expands and binds firmly to the substrate. The expanded head of the nut is larger and can be securely fastened to the plate, it has good load-bearing capacity.. Application: Rivet nuts can be firmly fixed on thin sheet metal to provide tight screw locking force, such as sheet metal or non-metallic materials, plastics, wood, etc. Widely used in industry, construction, furniture, electrical appliances, equipment, and so on..
