Tenders for Supply of 04 Sqmm X 4 Core Pvc Copper Circular Sheathed Unarmoured Cables With Flexible Conductors As Per Is:694:2010, Black. Spec: Fr Category, Type Of Insulation : Is 5831:1984 Type D, Sheath : St3, Conductor Material : Annealed Tinned Copper Make : Polycab Or Finolex Or Anchor Or Rr Kabel Or Kei Or Masterflex Or Havells Only.