Spinmaster is a special tool,which match with the torqure tong to spin-in and spin-out drilling p ipe and collar thread in will service.It has the following features. · The Spinmaster is a new generation dill pipe spinner,which is suitable for allkinds of pipe size,the feature has advanced performance and reliability. · The Spinmaster is designed to be smallest and lightest comparing with other similar products. · The Spinmaster has adapted durable roller-type heavy-duty chain to transfer so as to extendlife and reduce maintenance cost.