About this item【SIZE AND QUANTITY】 –The length of those rivet nut is M3/M4/M5/M6/M8/M10/M12 metric. Total quantity is 100Pcs.【Quality Material】 – Made of carbon metal material, the rivet nuts have excessive hardness and tremendous corrosion resistance, which are sturdy and non-deformable. With the finest production techniques, rivet nuts have a smooth, burr-free surface.【Great Design】 – Our rivet nuts are knurled having flat and deep thread, which are clean to repair and anti-slip effective.【Wide Range of Uses】 – Widely used in automotive, furniture, decoration, electric and commercial products, compatible for a variety of occasions, it may be utilized in air conditioning, fire fighting, gas, and many others and might also be utilized in medication beverage meals chemical industry and metal sheets【After-sale Services】 - We are self-assured with the standard of our products. Please touch me when you have any problems about our product.