materials supply for various public works and individual works under mgnregs ward 6 to 10 materials supply for various public works and individual works under mgnregs ward 6 to 10 , stone for masonry work , portland cement , coarse sand ( zone iii ) , stone aggregate ( single size ) :20 mm nominal size , stone aggregate ( single size ) : 10 mm nominal size , stone aggregate ( single size ) : 40 mm nominal size , twisted steel / deformed bars , solid blocks of size 30x20x15cm , fine sand ( zone iv ) , mild steel tubes hot finished welded type , mild steel sheets for tanks , structural steel such as tees angles channels and rs joints , quarry waste , galvanised wire mesh of average width of aperture 1.4 and nominal dia. of wire 0.63 mm , wire nails , precoated aluminium trafford sheet 0.45mmthick , welding by electric plant , acrylic exterior paint , exterior primer , aracanut post