Thread Inspection Probes

Thread Inspection Probes


Thread Inspection Probes are designed for use in the inspection of internal and external thread sections.

Chisel and pointed tips make them ideal for detecting cracks propagating in the root areas.


  • Straight Tips ideal for extrnal threads (bolts)
  • 90 degree crank tips designed for external and internal threads (bolts and nuts)
  • 65 degree crank probe tips available, ideal for internal threads (nuts)
  • Used on Fe & NFe applications
  • Pointed and chisel tips available through out
  • Dis-connectable
  • Custom made designs are available in thread plugs, saddle and large thread versions.

Technical Specifications

Thread Inspection Probe Specifications

  • Micro connector
  • Centre frequency range - 200kHz 500kHz, 2MHz
  • Operating range – 200kHz (50kHz – 600kHz), 500kHz (150kHz – 1.5MHz), 2MHz – (650kHz – 6MHz)

Purchasing Options

Straight - External Threads (Bolts)


90° Crank - External & Internal Threads (Bolts & Nuts)

65° Crank - Internal Thread (Nuts)

Click on the link for a full list of probes available in each style

Thread Inspection Probe List

Description Part # Saved Price Select Option Add to
Thread Inspection Probes EC-ET-THREAD-INSPECTION Request Pricing