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    System of Measurement
    System of Measurement
    Metric
    For Screw Size
    For Screw Size
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    M20
    Thickness
    Thickness
    0.005"
    0.01"
    0.015"
    0.02"
    0.025"
    0.031"
    0.055"
    0.062"
    0.071"
    0.094"
    0.094" to 0.156"
    0.110" to 0.130"
    0.12"
    0.120" to 0.140"
    1.00 mm
    1.20 mm
    1.2 to 1.5 mm
    1.2 to 1.6 mm
    1.3 mm
    1.3 to 1.700 mm
    1.6 mm
    2.1 mm
    2.1 to 2.5 mm
    2.4 to 3.6 mm
    2.7 mm
    2.700 to 3.300mm
    2.8 to 3.5 mm
    3.00 mm
    3.0 to 3.300 mm
    3.0 to 3.9 mm
    3.1 to 4.600 mm
    3.4 mm
    3.4 to 4.600 mm
    3.5 mm
    3.5 to 4.600 mm
    3.7 to 4.3 mm
    3.800mm
    3.800 to 4.2mm
    4.3 to 4.7 mm
    4.5 mm
    4.5 to 5.4 mm
    5.0 mm
    5.0 to 7.0 mm
    5.4 to 6.6 mm
    5.7 mm
    5.970 to 6.730mm
    7mm
    7.0 to 9.0 mm
    Specifications Met
    Specifications Met
    ASME
    DIN
    ISO
    Fastener Strength Grade/Class
    Fastener Strength
    Grade/Class
    Class 8.8
    Split Lock Washer Type
    Split Lock Washer Type
    StandardCurved
    Wave
    Maximum Temperature
    Maximum Temperature
    Less than 250° F
    500° to 999° F
    1,000° F or greater
    Minimum Temperature
    Minimum Temperature
    -49° to 0° F
    Not Rated
    For Shoulder Diameter
    For Shoulder Diameter
    20mm
    Shape
    Shape
    Ring
    Tooth Location
    Tooth Location
    ExternalInternal
    Width
    Width
    default
    40.0 mm
    50.000mm
    Serration Location
    Serration Location
    Top and Bottom
    Individual/Set
    Individual/Set
    Individual
    Magnetic Properties
    Magnetic Properties
    May Be Mildly Magnetic
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