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  • Product Code: #61-026-1

    Roughness Standards

    Price: $105.43
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    Product Description

    61-026-1 SPI Roughness Standards

    The SPI 61-026-1 Roughness Standards have the following features:

    • Helps avoid costly under or over-finishing
    • Pocket-size gage has 22 precision surfaces for comparing surface finishes
    • Includes lapped, ground, turned and milled specimens, ranging from 2 to 500 microinches
    • Made to ASA standard B46 2.1955
    • Dimensions, 5" x 2" with plastic pouch
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