M. S. Snap Head Rivets (1) Size: 8 X 90 Mm, Item No - 8 And (2) Size: 12 X 100 Mm , Tem No - 12 To Rdso Drawing No. Sk - 99001. Material Comforming To Is : 1148-73. [ Warranty Perio D: 30 Months After The Date Of Delivery ] ]