Specifications: 1) Size range: 6.35 - 101.6mm (O.D.) x 0.89 - 12.7mm (W.T.) 2) Heat treatment: annealed, bright annealed, stress relieved, normalized, spheroidize annealed, or cold finished 3) Standards: ASTM A519, JIS G3441, JIS G3444, JIS G3445, BS970, DIN 2391, GB8162 4) Continuous stenciling as per requirements 5) Rust prevention treatment, oiled 6) Plastic plugs in both ends 7) Hexagonal bundles of max. 2,000kg with several steel strips 8) Smooth surface, uniform mechanical property, tight tolerance Inner packing: Two tags on each bundle Outer packing: Wrapped in waterproof paper, PVC sleeve, and sackcloth with several steel strips One tag tied on the outer package Heavy tri-wall boxes, wooden boxes, slats or frames if client required