【Size and Packing】Thread Size: M18x2.5mm, Hexagon Width: 26mm/1.02", Total Height: 16mm/0.63", Package include 4 pieces steel hex nuts.
【Material】Made by carbon steel, Black oxide finish, high hardness and perfect corrosion resistance. Good thermal conductivity and heat resistance, can ensure long time using.
【Used with】Hex nuts are usually used with bolts, screws, and other components with external thread. Use with washers to help distribute the load (not included).
【Application】These metric thread hex nuts are common fastening parts with a wide range of application. Suitable to use on machinery maintenance or daily repair, and the DIY Projects etc.
【Note】When you will use them onto a bolt, cap screw or threaded rod, pls confirm thread size is matched.