The 3M Speedglas Raging Skull Welding Helmet 100V allows you to take advantage of Speedglas' excellent optical quality and reliable light to dark switching at a highly affordable price. The Speedglas Graphic 100 auto darkening helmet delivers impressive performance and protection with our distinctive Raging Skull graphic design - Image is Everything. The Speedglas 100 has been upgraded:Industry leading three year warranty TST (TIG Sensor Technology) down to 10 ampsNew smooth ratchet head harnessExtra light shade 3 grind function with high impact rating Magnifying lens holder for exact placementNew delay setting (set your dark to light return time) Made in Sweden with an industry leading 3 year warranty on lensHigh impact to Australian & New Zealand Standards (AS/NZS 1337)Speedglas optical quality and comfortTST (TIG Sensor Technology) reacts down to 10 ampsNew smooth ratchet head harnessShades 3/8-12 with magnifying lens holderDark shades can be increased using upgrade plates