G250 Series Cutting and Welding Outfits, 3 8 in to 5 in Cutting Cap, Deluxe ORS NASCO Ideal for environmental applications They are Ideal for environmental applications They are comprised of the best available basic meltblown polypropylene ENV™ Oil Sorbents are packed in distinctive green bags and are the obvious choice when you need low cost plus high performance Economy and tube diameters Perfectly parallel jaw surfaces provide secure grip and reduce possibility of damage Non protruding jaw with thinner jaw profile permits easier use in more confined spaces Built in flashback and check valves for safety Patented high contrast gauges Color coded knobs on regulators Features G250 regulator