Details: supplying 32 mm dia g.i. riser pipe (medium. quality) in 3m length each conforming to is: 1239 (part-i)-1990 with latest amendments with one end seamless socketed and other end . supplying connecting rod 12mm dia, 3 mtr. long made of bright bar electro galvanized with coupling and nut conforming to is 15500/2004 with latest revisions. . supplying isi marked c.i. cylinder assembly complete set for im ii conforming to is 15500/2004 with latest revisions. one filter and skilled labour can the riser pipe of 5 nos of im-ii drilled tube well and with supplying all tools and equipment for dismantaling of head and water tank assembly and taking out 32 mm dia. old gi pipe ,connecting rod ci cylinder assembly and refitting th dismantal componennt after neccessary changing for making the tube well in good condition all complete job as per direction of e/i . one no . of tata truck or similar vehicle will carry the material of one nos of tube well for rotten riser pipe mobile charge with all t