bids are invited for materails only for 25 mm bore gate valve gun metal class ii screwed both ends - materails only for 25 mm bore gate valve gun metal class ii screwed both ends for iron pipe and fixed complete all as specified. , materails only for 20 mm bore gate valve gun metal class ii screwed both ends - materails only for 20 mm bore gate valve gun metal class ii screwed both ends for iron pipe and fixed complete all as specified. , materails only for 25 mm diaball valves high pressure of ptmt - materails only for 25 mm diaball valves high pressure of ptmt with epoxy coated aluminium rod & highdensity plastic ball screwed for iron pipe and fixed. (minimum weight 15mm142gms/m 2 0 m m 2 1 0 g m s . / 25mm455gms/ 40mm 690 gms) , materails only for 20 mm diaball valves high pressure of ptmt - materails only for 20 mm diaball valves high pressure of ptmt with epoxy coated aluminium rod & highdensity plastic ball screwed for iron pipe and fixed. (minimum weight 15mm142gms/m 2 0 m m 2 1 0 g m s . / 25mm455gms/ 40mm 690 gms) , ganti pickaxe with handle not less than 2kg with smooth handle 3mtr - ganti/pickaxe with handle not less than 2kg with smooth handle 3mtr , manning and operation at various providing services for the running maint and operation of various water supply installations - manning and operation at various providing services for the running, maint & operation of various water supply installations of power house no 1 area under ee panagarh (a) 17 (seventeen) nos fgm per day (indlucing sunday and holidays) in 08 housrs shift. (b) 07 (seven) nos mate fgm (indlucing sunday and holidays) in 08 housrs shift.f location and timming of shifts will be decided by engr in charge. total quantity : 20