TEXALAN(R) Gauge Block Set Gage Blocks Grade Economy Rectangular for Precision Calibration (81 PCS)

Achieve reliable precision with this 81-piece Steel Gauge Block Set. Designed for machinists, inspectors, and toolmakers, each block is made from fully seasoned alloy tool steel and hardened to 65 RC for exceptional wear resistance. With mirror-lapped surfaces for superior wringability and a tolerance of ±0.000050", these blocks are perfect for applications requiring consistent dimensional control. Each piece is laser marked for traceability and comes certified for quality you can trust. Whether you're performing calibration, inspection, or fine-tuning complex machinery, this set delivers consistent results you can count on.

• [Comprehensive Selection]: Includes 81 gage blocks: 9pcs from 0.1001"–0.1009" (0.0001" steps); 49pcs from 0.101"–0.149" (0.001" steps); 19pcs from 0.050"–0.950" (0.050" steps); 4pcs from 0.100"–0.400" (0.100" steps); Grade economy tolerance: +/- 0.000050".
• [Durable Material]: Forged from fully seasoned tool steel and hardened to 65 RC, ensuring lasting performance with strong resistance to wear.
• [Smooth Finish]: Ground surfaces ideal for accurate wringing and precision stacking.
• [Laser-Etched Identification]: Each gauge block is clearly marked with its serial number; includes traceable calibration certificate.
• [Applications]: A versatile set suited for dimensional measurement, machine calibration, metrology tasks, and tool inspection.