We, Hengrunda is a specialist in designing making special nuts for customers and have experiences in US market for more than 20 years.
The main products of our field are truck wheel nuts, slot nuts, lock nuts, flange nuts, square nuts, coil nuts etc.
Our factories are not only capable of cold forming, hot forging but also strong in heat treatment, tappong and machining.
As an essential guarantee to customer, our factories have possessed registration and ISO certifications raking from Gr.2, Gr.5 to Gr.8 high strength hex or special nuts.
in dealing with customers, we usually accept most special request such as PPAP sample approval, PPm final inspection and special packaging requirement.