1. Diameter : Inch 1/2" to 2 1/2" , Metric M12 to M64
2.Finish: Plain (Self Color)
3. Raw material : SS304 / SS316
4.Mechenical Properties: ASTM A193 B8 / B8M ; A2-70 / A4-80
5.Standard : HEAVY HEX ; DIN931 / DIN933 and do as per customer requirement