1.Cutter for plastic pipe. 2. For an circular arc end of pipe 63-400mm. 3. Easy opertation,high ... Auxiliary equipment for making the reducing tee, to get an arc end-surface on the branch pipe which is matching the ... external arc surface of the main pipe. ..2. Once take the ... surface. ,,,.3. with safety protective unit. . HJQ Series Circular Arc Cutter