3M Speedglass [TM] Automatic Darkening Welding Helmet 9002NC 401385 401385 1 piece

Catalog number: 401385 Features: ●The liquid crystal filter with a new optical system provides clearer visibility with more natural colors during and after welding, providing higher welding quality and finish. ●Four exhaust ports on the left, right, and bottom allow for quick exhaust of exhaled air. ●Prevents fogging of the liquid crystal filter and protective glasses, and reduces discomfort caused by crowds and hot air. ●This model is capable of advanced welding and is affordable, offering both functionality and price. ●It has a function that provides solid support from positioning to finishing work to prevent deviation from the weld line. Applications: ●For TIG welding, MIG, MAG, and shielded metal arc welding. Specifications: ● Before shading: #3 ● After shading: #8 to #12 ● Shading speed (sec): 1/10000 ● Power supply (V): 2 x CR2032 lithium batteries (included) ● Return speed (ms): 60 to 400 ● Sensitivity adjustment: 4 ● Operating time (h): 2000 ● Outer welding hood for 9002NC ● Return speed: 0.06 to 0.25 seconds ● Applicable temperature range (during use): -5 to 55°C ● Filter dimensions (mm): 55 x 107 ● Return speed (ms): 60 to 400 ● Power supply: 2 x CR2032 lithium batteries (included) Note: ● An attachment (197137) is required when using with a helmet.