Mitutoyo 103pc Gauge Blocks Grade 2 No.516-944

Description

Arriving late August 2025 for delivery – Pre-order now

A classic metrology staple, this Mitutoyo 103-piece metric gauge block set delivers reliable dimensional control and calibration capability. Perfect for workshop use, fixture building, or precision inspection, it combines thorough usability with the reputation of Japanese accuracy—even as a well-loved, gently-used kit.

Specifications:

• Model: 516-944 (common Grade 2 metric 103-piece set)
• Grade: Grade 2 (ISO / EN ISO 3650)—engineered for workshop-level precision and calibration use
• Material: Heat-treated, high-carbon/high-chrome steel for excellent wear resistance and dimensional stability
• Set Composition:
  • 1.005 mm — 1 block
  • 1.01 to 1.49 mm — increments of 0.01 mm (49 blocks)
  • 0.5 to 24.5 mm — increments of 0.5 mm (49 blocks)
  • 25, 50, 75, and 100 mm — larger increment stepping (4 blocks)
• Case: Original wooden presentation case (handy for storage and wringing prep)
• Condition Notes:
  • Majority of blocks unused—still wrapped in factory oil film
  • Some blocks show light staining from contact with the case—purely cosmetic; still wringable and dimensionally accurate
  • Missing: 2.5 mm block—ease of replacement ensures the set can be restored to complete functionality
• Total Pieces: 103 blocks (minus the missing 2.5 mm)