API 7K Safe and Durable Equipment Iron Roughneck for Drilling Needs Description: The portable iron roughman with a large working scope is a novel multi-function power tong which can be used to tighten and dismantle connections. It can also replace both the DP power tong for spinning and B type tong for break-out function. The compact iron roughman can be fixed on the substructure and adjusted on the top-and-down positions and the forward –and –backward directions. The iron