WEN 10481 81-Piece Steel Gauge Block Set with Case
- Workshop-grade set features 81 individual steel blocks of various sizes.
- Sizes range from .05 inches all the way up to 4 inches.
- Includes unique certificate of inspection following ASME B89.1.9 standards.
- Calibrate measuring equipment with a tolerance of +0.25 μm to −0.15 μm.
- Hard-shelled carrying case keeps the blocks organized and protected from contaminants.