McMaster-Carr logo
    Filter by
    Number of Swatches
    System of Measurement
    Length
    U.S.–Mexico–Canada Agreement (USMCA) Qualifying
    DFARS Specialty Metals
    Export Control Classification Number (ECCN)
    Industrial Info Snippet
    Specifications Met
    Enter e-mail addresses in the fields below
    Message
    Cancel
    Comments
    E-mail address (if you would like a response)
    2 Products

    Surface Finish Gauges

    Image of Product. Front orientation. Surface Finish Gauges. Surface Finish Gauges, 30 Swatches.

    30 Swatches

    Compare your surface finish to one of the swatches on these gauges. The finishes are expressed in microinches (µ").
    30 Swatches—30-swatch gauges come with a chart to correlate the finishes with CLA and ISO N scales.
    No. of
    Swatches
    Measurement
    Unit
    For Surface Type
    Surface Finish
    Range, μin
    Lg.
    Wd.
    Material
    Specs.
    Met
    Each
    30AA, RaGround, Lapped, Milled, Reamed, Turned2 to 5003"6"NickelASME B46.185615T10000000

    Economy Surface Finish Gauges

    Image of Product. Front orientation. Surface Finish Gauges. Economy Surface Finish Gauges.
    Compare your surface finish to one of the swatches on these gauges. The finishes are expressed in microinches (µ").
    No. of
    Swatches
    Measurement
    Unit
    For Surface Type
    Surface Finish
    Range, μin
    Lg.
    Wd.
    Material
    Each
    18AA, RaFlame Cut, Ground, Milled, Turned16 to 5005"3 1/2"Plastic1005T2000000
    back to top