Conical washer connect with hex nut, it is one kind of self-locking nut. 1.size:M3-M20 2.material: carbon steel, stainless

Item: K-Nut

Size: M3-M20

  

Material:carbon steel, stainless steel

Finish: Natural, zinc-plated, Nickel-plated, black oxide and so on.

Package:25kg/carton,or according to customers' requirement