Keson PG181025AL Chrome Tape Measure with Auto Lock and Nylon Coated Steel Blade (Graduations: 1/10, 1/100 & ft, in, 1/8), 1-Inch by 25-Foot Automatic locking blade stays out without engaging a lock Nylon-coating extends life of the blade Case has a Rubber grip protects the blade and stands up to heavy use Nylon-coated Steel blade Automatic, button-release lock