146 / 06 mgnrega -nlpgp- 2022-23 - supply material - 12 aysara nutrimix , solid blocks of size 40x20x20cm , portland cement , coarse sand ( zone iii ) , sundries , structural steel such as tees, angles, channels and r.s. joists , red oxide zinc chromate primer , adjustable telescopic prop 3 m ( 2.02-3.75m ) , beam clamp 300-380 mm ( 450-1070 mm ) , stone aggregate ( single size ) :20 mm nominal size , stone aggregate ( single size ) : 10 mm nominal size , hire charges of concrete mixer 0.25 to 0.40 cum with hopper , vibrator ( needle type 40 mm ) , twisted steel / deformed bars , mild steel tubes hot finished welded type , welding by electric plant , 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 , fine sand ( zone iv ) , anjili wood scantls , bright finished or black enameled mild steel butt hinges 100x58x1.90 mm , bright finished or black enameled mild steel butt hinges 50x37x1.50 mm , bright finished or black enameled mild steel screws 40 mm , bright finished or black enameled mild steel screws 20 mm