... Shape: round,flat,hex,angle,channel,square solution treated finished Certificate:ISO OEM available 316 Stainless Tool Steel Bar(Round,Square ... ,Angle,Flat,Channel,Hex) Specifications 1) Standard : GB ASTM, ... -300mm4. Shape Manufactured: Flat Bar, Square Bar, Round Bar, Hex Bar,Channel Bar and special Shapes.5. Length: 2-6m ...