Details

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Specifications

• Grade: 1
• Contents: The size of each gauge block 2.5,5.1,7.7,10.3,12.9,15.0,17.6,20.2,22.8,25.0; 1 pc optical with a flat glass φ30

Features

• Grade 0 or Grade 1 (optional)
• 10 pcs rectangular blocks and 1 optical flat
• 1 Optical Flat which allows checking anvil faces at half rotations of spindle for measuring flatness