C6 TUBE 4/ 3 OR 4/ 2 OR 4/ 1 AS PER STD. SHEET NOS. L6126, & L6202 FOR MATERIAL SPECIFICATION, C6 SEAMLESS, STEEL TUBE FOR MTL. SPECN. & SIZE: DIA 6X4 MM MAKE, GANDHI SPL. TUBE, BRIGHT TUBE, C6 SEAMLESS STEEL, TUBE FOR MTL. SPECN. & SIZE: DIA 8X6 MM, C6 SEAMLESS STEEL TUBE DIA 10/ 8 FOR MTL. SPECN., AND, BRIGHT TUBE SIZE:- 10/ 8 MM