16: No. of Blades; Metric: Measuring System. Metric thread pitch gauge measures the distance between threads in millimeters.

18: No. of Blades; Inch: Measuring System. Metric thread pitch gauge measures the distance between threads in millimeters.

1/2": Blade Width; Vinyl Case: Includes. Each blade marked with size in metric and decimal.

1/2": Blade Width; 25 per set: Quantity. Heavy-duty swivel holder.

9: No. of Blades; Inch/Metric: Measuring System. Short blades etched with both decimal size and metric equivalent.

0.0015" [Min], 0.0400" [Max]: Blade Thickness; Inch/Metric: Measuring System. Contains twenty-five short blades in holder.

6: No. of Blades; Steel Holder: Includes.

1/2": Blade Width; 4 3/16": Blade Length. Blades etched with both decimal size and metric equivalent.

1/2": Blade Width; Inch/Metric: Measuring System. Blades etched with both decimal size and metric equivalent.

DISCONTINUED - 1/2": Blade Width; Inch/Metric: Measuring System. Blades etched with both decimal size and metric equivalent.

1/2": Blade Width; Inch/Metric: Measuring System. Blades etched with both decimal size and metric equivalent.

1/2": Blade Width; Metric: Measuring System.

30: No. of Blades; Thread Pitch Gauges: Includes. For determining the pitch of various threads.

13: No. of Blades; Inch: Measuring System. Leaves easily removed or replaced.