2500 Series N95 Particulate Respirators, Half-facepiece, 2-Strap, Medium/Large ORS NASCO Silver Star (000-7)|Fits machine torches

Silver Star (000-7)|Fits machine torches SC770

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

Consistent cutting action

without grit|Permeated with extra fillers to enhance sealing properties|Cures by solvent evaporation providing a durable

2500 Series N95 Particulate Respirators, Half-facepiece, 2-Strap, Medium/Large ORS NASCO Silver Star (000-7)|Fits machine torchesAdded carbon layer helps filter out nuisance levels of ozone and organic vapors (less than OSHA PEL) Dura Mesh shell resists collapsing in heat and humidity Exhalation valve