Features:-

• For quick inside measurement and determination of inside diameters
• Spring loaded plunger that expands in the bore or groove
• Satin Chromed body
• With auto extension and direct locking
• Measuring faces are hardened and micro- lapped

Specifications:-

• Range
  • 8-12.7mm
  • 12.7-19mm
  • 19-32mm
  • 32-54mm
  • 54-90mm
  • 90-150mm