Mitutoyo 35 Pc Rectangular GRADE 3 Gage Block Set. 516-915 Made in Japan Carbide cutter Advanced lapping techniques achieve the

Advanced lapping techniques achieve the best flatness

I am told they were made in the 1940s

Chuck Body Material12L14 Steel

Advanced Extraction bit technology designed to help remove bits rounded up to 96%

New Old Stock Grobet Vallorbe SWISS MADE ( current models are made in Italy or India depending on the manufacturer) Die Sinkers  RIFFLER File 12961  #0 Cut

Mitutoyo 35 Pc Rectangular GRADE 3 Gage Block Set. 516-915 Made in Japan Carbide cutter Advanced lapping techniques achieve theNew Mitutoyo 35 Pc Rectangular GRADE 3 Gage Block Set. 516 915 made in Japan. Sealed in the box. The one in the photos was opened for the photos ,you will receive a new sealed one! Product Description 516 915 26 Mitutoyo 35 Piece Steel Rectangular Gage Block Set: Grade AS 1 ( 3 ) . The Mitutoyo 516 915 rectangular steel gage block set has the following specifications: Number of Blocks: 35 Pieces Grade: AS 1 ( Grade 3 ) Material: Steel The 35 Piece