1)Sizes: 1/8 to 32 inches 2) Standards: GB/T, ASTM, JIS, DIN 3) Surface: oiled or black painted to prevent rust 4) Marking: as per customer''''s requirement 5) Steel Grade: 10#, 20#, 45#, 16Mn, Q345 B etc Outer packing: Hexagonal shape bundles wrapped with strong steel trip or according to customers'''' requests