supply of industrial safety face shield attached with safety helmet with detailed specifications as per annexure-i attachedindustrial safety face shield attached with safety helmet with detailed specifications as per annexure-i attached,industrial safety face shield attached with safety helmet with detailed specifications as per annexure-i attached. a. the safety helmet should be as per is 2925:1984 (reaffirmed in 1995) with hdpe shell material, ratchet type head band, air vent holes, nylon chin strap, electrical/heat/water resis tant certification, max. weight up-to 300gms, with shelf life of 5 years & warranty period of 12 months. b. the safety face shield with minimum thickness of 2mm & should be as per is 8521:1977(reaffirmed in 2007) part 1 (type 3 class1). face shield should have polypropylene bracket holder, polycarbonate viso r & minimum warranty period of 12 months.(the detailed specifications are attached in annexure-i) material to be procured from oem or its authorized deale r/distributer only. one sample to be approved first before bulk supply. the lab test reports must be obtained from nabl approved lab only. lab test certific ate must be provided during supply of sample & warranty certificate must be provided during supply of material. [ warranty period: 30 months after the d ate of delivery ] ] , industrial safety face shield attached with safety helmet, non-metallic material, size- 520-600 mm, as per osha regulation. with detailed spe cifications as, (a.) the safety helmet should be as per is 2925:1984 (2nd rev) with amendment no.4 (reaffirmed in 2010) or equivalent en 397 standard wit h hdpe shell material, ratchet type head band, air vent holes, nylon chin strap, electrical/heat/ water resistant certification, max. weight up- to 300gms, with shelf life of 5 years & warranty period of 12 months. (b.) the safety face shield with minimum thickness of 2mm & should be as per is 8521:1977 (reaff irmed in 2007) part 1 (type 3 class1) or equivalent en 166/