"Goggles Cobalt Blue For Melters,Gandhian Type Standard Dia,Is-5983-1980 For Temp.1650 Degree Centigrade Filter 4-7." Note: 1) Quotation Shall Accompany One Nu Mber Sample Of The Product Offered Failing Which Offers Are Liable To Be Ignored 2) Sa Mple Should Be As Per Is. ]