A yesterday. I'm looking for information on the Smarter Tools ST-1S Welding Helmet, so i would like to describe here.
The Smarter Tools ST-1S auto-darkening welding helmet is designed to protect the eyes and face from specks spatter and harmful radiation under normal welding conditions. The Auto-darkening filter automatically changes from a light state to a dark state in only 1/25000S when an arc is struck and it returns to the light state when welding stops. The adjustable sensitivity and .... Read more
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