27 Blade Inch Thread Gauge 2.1/4-28, Starrett

The Starrett 155 Screw Pitch Gauge includes a substantial steel case with several folding blades at both ends.

This product includes 27 blades, 2-1/4-28 TPI range with locking device and 60 degree center gauge.

Characteristics

• The most useful tool in any mechanic's toolbox.
  
• Quickly determine the shade of various threads.
  
• It features a locking device at both ends of the box so that the blades can be securely locked in position for use.
  
• The blades have a special narrow design, allowing you to check the internal threads of the nuts as well as the external threads.
  
• Threads Per Inch 2-1/4, 2-3/8, 2-1/2, 2-5/8, 2-3/4, 2-7/8, 3, 3-1/4, 3-1 /2, 4, 4-1/2, 5, 5-1/2, 6, 7, 8, 9, 10, 11, 12, 13, 14, 16, 18, 20, 24, 28.

Specifications

Package specifications