JHTII 17pcs Welding Helmet HD Outside Cover Lens 4.5"X5.25"X0.059" for Welding Helmet Replacement Outside Lens Filter Covers

Outside Protect Lens: Welding helmet lens preferred polycarbonate material, can block 30% of radiation heat, effectively prevent deformation, to ensure the stable work of the light changing screen. At the same time extend the life of the light changing screen, thus improving the efficiency and quality of welders. Better protection: 4.5"X5.25"X0.059"(114X133X15mm) thickness enhances resistance to heat and slag. Note: Tear off the double-sided protective film before use. High Definition: Use HD polycarbonate sheet, customized for welding masks. Replace: In order to make your helmet more suitable for welding, the lens cap should be replaced when necessary, 1 box of 17 high quality outer protection piece used for a longer period of time, Manufacturer: jhtii