Description :
Tenders for Drilling Of One Bore Hole Of 12(300mm) Size From Surface To Underground Of 46 Mtr. Depth And Lowering Of M.s. Casing Pipe Of 8(200mm) Dia And Lowering Of 6(150mm) Dia M.s. Pipe With Welding Of Socket In Pipe Upto 46 Mtr. For Mine No.-3 Osa, Oa