These Chains Are Manufactured Out Of High Quality Steel Like En-8 , En-9 , En-10 ,En-19 , En-24, En-351 ,En-353 & Ss-410 According To The Requirements Of Respected Clients. Every Care Is Taken Into Consideration The Hazardous Conditions Under Which These Chains Are To Be Operate. All The Parts Are Ground To Be Close Tolerances To Achieve The Maximum Accuracy And Then Give Heat-Treatment And Carburized For Optimum Wear Resistance.