Meet or exceeds U.S. Federal Specification ggg - G - 15C
Complete with manufacturer's calibration or certification
Made of the highest quality tool steel
Surface Hardness: HRC 64
Publisher: ABS Import Tools, Inc.
Details: HHIP square steel gage block with center hole threaded. Meet or exceeds U.S. Federal specification ggg - G - 15C. Complete with Manufacturer's calibration or Certification. Made of the highest quality tool steel. Surface hardness: HRC 64. With sturdy fitted Wooden case. All calibration conforms to:Mil-Std 45662a, ggg-g-15c, ISO/IEC 17025 accredited, ISO 9000, 10012-1, ansi-ncsl z540-1, ISO guide 25 certified. Grade 0 = grade 2( at): +4/-2 millionth accuracy.