Hi Viz® Orange Reel Fiberglass Tapes, 1 2 in x 100 ft, SAE, Orange, 1 10 in Grad no checkout Longer life than thoriated electrodes Non radioactive Longer life than thoriated electrodes Non radioactive additives Can be used in both AC and DC processes Excellent arc starting and stability Reduce amperage by 5o recalibrate from other tungsten Used to align holes through which rivets does not trap dirt in case Lightweight but strong case is easy to handle and rewind Two material grip is comfortable to use Hi Viz® orange case is easy to find on the job site Folding end hook for true zero measurements Open four arm frame design protects blade