M48x5 tap drill size

    Use a 43.00 mm drill (43.00 mm) for a M48x5 cutting tap at 75% thread.

    Drills for M48x5 (Metric)
    Tap typeDrillDecimal (mm)
    Cutting tap, 75% thread43.00 mm43.00
    Cutting tap, 50% thread (hard material)45.0 mm45.00
    Roll / form tap, 65% thread46.0 mm46.00
    Pitch
    5 mm
    Major Ø
    48.00
    Pitch Ø
    44.75
    Minor Ø
    42.59

    Common questions

    What size drill for a M48x5 tap?
    Use a 43.00 mm drill (43.00 mm) for a M48x5 cutting tap at 75% thread.
    What drill for a M48x5 roll (form) tap?
    About 45.79 mm; the nearest standard drill is 46.0 mm. Check your tap maker's table.

    Other Metric sizes

    Drill sizes from Machinery's Handbook and ASME B1.1/B1.13M; roll tap sizes from the form-tap formula. Tap and insert makers' tables are authoritative.

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