Clock Key Gauge, Watchmaker Tools

Clock Key Gauge, Watchmaker Tools

• • This clock key gauge facilitates the identification of your clock key size
  • Eliminating the need for measuring the square hole in the key. 
  • It features 18 square sizes ranging from 1.75 to 6.00 (size 000-15), all neatly mounted on a metal plate and clearly labeled. 
  • This tool ensures precision when ordering the required clock keys.
  
  
  The sizes are:
  • Size 000, 1.75 mm
  • Size 00, 2 mm
  • Size 0, 2.25 mm
  • Size 1, 2.5 mm
  • Size 2, 2.75 mm
  • Size 3, 3 mm
  • Size 4, 3.25 mm
  • Size 5, 3.5 mm
  • Size 6, 3.75 mm
  • Size 7, 4 mm
  • Size 8, 4.25 mm
  • Size 9, 4.5 mm
  • Size 10, 4.75 mm
  • Size 11, 5 mm
  • Size 12, 5.25 mm
  • Size 13, 5.50 mm
  • Size 14, 5.75 mm
  • Size 15, 6 mm