The Sentinel also features an external grind mode button for ease of switching from weld to grind mode. An added benefit to the Sentinel helmet is that the front cover lens is replaceable within 10 seconds without removing helmet. Halo Headgear - 5 point adjustable headgear.
3.93 x 2.36 in. (100 x 60 mm) viewing area. External grind button - shade 3 grind mode.Color touch screen control panel with 8 memory settings. Solar cell and 2 CR2450 lithium batteries. Weight - 1.4lbs (22.4 oz). 2 Clear Outside cover lens. 2 Amber Outside cover lens.
2 Clear Inside cover lens. This item is in the category "Business & Industrial\CNC, Metalworking & Manufacturing\Welding & Soldering Equipment\Welding Equipment & Accessories\Welding Protective Gear\Welding Helmets". The seller is "torchandweldingsupply" and is located in this country: US. This item can be shipped to United States.