Tenders for Supply of High Tensile Hexagonal Socket Head Cap Screw Of Size M20 X 70 Mm Half Thread, Of Property C Lass 10.9 As Per Is:1367 Part-3 2002, With Suitable Nut Of Property Class 10 & 02 Nos. Spring Washer To Is: 3 063. Make:- Tvs/ Unbrako/Dfl/Tuff Only. Warranty Period: 30 Months After The Date Of Delivery