Welding Helmet For Welders As Per Crws Specification No 10 (Rev.1) Brand/Make- (1) 3M , (2) Karam, (3) Unicare, (4) Esab. Specn: Welding Helmet For Welders As Per Crws Specification No 1 0 Attached. [ Warranty Period: 30 Months After The Date Of Delivery ] [Quantity Tolerance (+/-): 5 %Age , Item Category : Normal , Total Po Value Variation Permitted: Max 8 Lacs ] ]