Tender For corrigendum : supply of procurement of critical spares of drill max make dm 1000 mechanical drills - cluster gear shaft , bevel pinion , clutch liner set consist of 2 nos , brake liner set consist of 2 nos , quill rod drive rod , clutch band assembly set , brake band assembly set , hydraulic chuck body assembly , 4 spool control valve , sliding gear , hydraulic motor , pto gear assembly