Feeler Gauge Stock Roll, Blade Material Steel, Blade Style Straight, Blade Width 1/2 in, Case Included Yes, Case Type Plastic Dispensing Case, Dimension Type Inch, Non-Magnetic No, Non-Marring No, Roll Length 25 ft, Thickness 0.002 in, Finish Unfinished, Markings Inch with Metric Equivalent, Tolerance +/- 0.0002 in