supplying of 60(sixty) nos high bench abd low bench by m.s. structural works with hollow section for 6 units acrs of school under kalna-i panchayat samity (10 nos high bench with low bench are to be supplied for each unit of acr) supplying of 60(sixty) nos high bench and low bench by m.s. structural works with hollow section for 6 units acrs of school under kalna-i panchayat samity (10 nos high bench with low bench are to be supplied for each unit of acr) , m.s. structural works with hollow section including cutting to requisite shape and size including welding etc. , plain and finished timber planks in partition, shelves etc. fitted and fixed complete as per design (butt joints) in ground floor.(ii) 19mm thick planks (b) sishu / champ / badam / gamar / bhola / mogra / hallak , ready mix wax polishing to wood work including preparing surface. (a) on new wood work. , supplying fitting fixing bolts with nuts, washers 10 to 16mm dia length above 75mm and upto 150mm , painting with best quality synthetic enamel paint of approved make and brand including smoothening surface by sand papering etc. including using of approved putty etc. on the surface, if necessary : (b) on steel or other metal surface : with super gloss (hi-gloss) - (iv) two coats (with any shade except white) , gst @ 18.00 % , labour welfare @ 1.00 %