tender for supply of mini mcf material supply - stone aggregate(single size): 40 mm nominal size stone aggregate(single size):20 mm nominal size coarse sand (zone iii) portland cement mild steel tubes hot finished welded type red oxide zinc chromate primer welding by electric plant flats up to 10 mm in thickness mild steel round bar 12 mm dia and below galvanised wire mesh of average width of aperture 1.4 and nominal dia. of wire 0.63 mm wire nails epoxy paint gi trafford profile sheet 0.35mm thick bitumen washer g.i limpet washer galvanised steel j or l hooks 8 mm dia galvanised steel bolts & nuts 6 mm dia and 25 mm long round head with slots