Stanley J000M Proto 11 Blade Bent Feeler Gauge Set 1/2-inch x 4-3/16-inch blades with a 1-inch bend in steel holder. Sizes: .006-inch, .008-inch, .010-inch, .011-inch, .012-inch, .013-inch, .014-inch, .015-inch, .018-inch, .019-inch, .020-inch. Blades etched with both decimal size and metric equivalent. 0.13-lbs Weight.