Hexagon Head Bolt With Thread M20, Nominal Length 75Mm And Property Class 4.8,Conforming To Is:1363(Part-1)2002/Iso-4016:1999 (Fourth- Revision) With Hexagon Nut With Thread M20 And Property Class 5, Conforming To Is 1363 (Part 3):2002/Iso 4034:1999 (Fourth Revision). [ Warranty Period : 30 Months After The Date Of Delivery ] ]