Set Of Compreg Clamps For 20 Nb Pipe With Packing, Bolt,Nut And Spring Washer. Drawing No. : As Per Kit Details. Material And Specification : [(I) For Items At Sl. No. 1 & 2 Impregnated Compressed Laminates. (Ii) For Items At Sl. No. 3, 4 & 5 As Per Drawing] And Conforming To Rdso,S Spec. No. Wd 20 Abr 2007, Amendment No. 2 Of September 2016. Kit Details As Per Annexure A Enclosed.