Form & Comparison Measurement

  • Cylinder Square
  • Thread Pitch Leaf Gages
  • Thread Ring Gages
  • Thread Plug Gages
  • Radius Gages
  • Feeler Gages
  • Go-NoGo Gages
  • Snap Gage
  • Surface Finish Comparator
  • See: Optical Comparator
  • See: Gage Block Comparator

Thread Pitch Leaf Gages

Thread Pitch Leaf Gage

Thread Ring Gages

Thread Plug Gages

Radius Gages

Radius Gage Set

Feeler Gages

Feeler Gage Set

Feeler gages are leaves of precisely made shim stock. These are used to evaluate the thickness of gaps between flat surfaces. (See: Feeler Gage Video)

Go-NoGo Gages

Go-No-Go Gauge

Snap Gage

Snap gages can be set to limit dimensions.

Snap Gage

Surface Finish Comparator

Surface Finish Comparator (click to enlarge)

See: Optical Comparator

See: Gage Block Comparator