corrigendum - supply of op wks stores , tile cutter blade 4 dia ( make : bosch / black & decker / jk , drill bits hss 5mm , 8mm & 10mm dia for electric drill machine ( make : mirinda / hilti / black & decker ) , drill machine electrically operated forward and reverse max drilling range drilling dia concrete hammer drill bitgs 4-20mm drilling dia masonary core cutter 68mm , drilling dia steel 13mm , drililing dia wood 30mm , drilling dia concrete 20mm , hammer drilling in concrete vibration enission value ah 14m / s2 chiseling vibration emission value ah 12m / s2 ( make : mirinda / hilt i / black & decker ) , concrete drill bits 6mm ( make : venus / miranda / jk ) , centre punch 10mm dia x 150mm length ( make : venus / miranda / jk ) , hammer 1 kg with wooden handle ( make: venus / miranda / jk ) , adjustable spanner 12 ( make- taparia / venus / miranda ) , spanner no 18 / 19 , 19 / 21 ( make : taparia / venus / miranda ) , fastener stocket for drill machine ( adapter ) , tile cutter machine ( 1200w , no load speed 12000rpm , 110mm blade dia ( make : bosch / black & decker / miranda ) , riverting gun heavy duty , 10 inch interchangeable tips ( make : taparia / venus / miranda ) , allen key 10mm ( make : taparia / venus / miranda , screw driver 10 long ( make: taparia / venus / miranda ) , cutting pliers ( make : taparia / venus / miranda ) , iron welding rod confirming to is 814-2002 ( isi marked ) 3 . 15mm thick: 100 nos pkt , spanner set d / e 6 to 32 mm ( make: taparia / venus / miranda ) , axes felling 3 kg ( make : sail / tata / jindal ) , crow bar 1 . 5 dia 4 long ( make: sail / tatajindal ) , welding machine for ppr pipe , single phase ( make : sfmc / venus / jk