我队技革维修小组在毛主席革命路线指引下,学理论,促大干,大搞技术革新,试制成功轻小型电动锯管套丝机(图1)。经使用,效果较好,促进了生产发展。一、用途本机主要供建筑水电安装工程中锯管、套丝之用,可锯套1/2吋～2吋各种规格的厚 Under the guidance of Chairman Mao’s revolutionary route, our team of technics maintenance teams learned theory, promoted great efforts, and engaged in technological innovations. The trial successfully produced a small, lightweight, electric sawing and pipe threading machine (Figure 1). By using it, the effect is better and production development is promoted. I. Usage This machine is mainly used for sawing and threading in construction and hydropower installation. It can be used to saw 1/2 inch to 2 inch thick.