Tenders for Supply of Set Of Stainless Steel Screw With Nut And Washer For Battery Box Of 3-Phase Locomotives. Set Consists Of Following 05 Items. 1. Ss Button Head Round Cap With Star Tightening Screw Of Size M6x40mm As Per Ss 304 - 01No./Set 2. Ss Wing Nut Suitable For M6 Screw As Per Ss304 - 01 No./Set 3. Ss Spring Washer Suitable For M6 Screw As Per Ss 304 - 01 No./Set 4 Ss Hex Head Nut Suitable For M6 Screw As Per Ss 304 - Set 01 No./Set 5. Ss Flat Washer Suitable For M6 Screw As Per Ss 304 - 01 No./Set .