SPC Env™ Oil Sorbents Contractor Grade, Absorbs 28.5 gal, 15 in x 19 in ORS NASCO Heavy duty with extra powerful magnetic Heavy duty with extra powerful magnetic base Perfect for welding in awkard places Mounts and adjusts in seconds to bring hidden areas into full view Quick change replaceable mirror Durable cast iron construction provides heavy duty performance and withstands daily use in mobile tank applications Adjustable electrical junction box rotates 180° for added flexibility while wiring and improved installation in tight spaces Thermally protected motor prevents overheating heavyweight For use with oil and petroleum based fluids 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