Apex Tool Group LLC based in Sparks MD is one of the largest worldwide producers of industrial hand and power tools tool storage drill chucks chain and electronic soldering products, Professional tradesman"s quality , Rugged, vinyl-covered steel case , Yellow clad tape , Large easy action winding drum and friction washers , Nylon rollers guide the tape smoothly in and out of case , Bold graduations with black and red numbers for accurate measuring , ""H"" prefix denotes product blade is fitted with a folding hook ring SKU: ORSNO53237