Page 544 - Yamawa_European_Catalogue_YEU23
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Special Threads, Gauges




            SP TRI
    Intro


             GP  General Purpose Series
    SP
            Spiral Fluted Taps for Tripod Threads

                                                                       FEATURES
                                                                       For camera tripod threads.
                               2.5P
    SL        HSS-E                                                    Thread is oversized.
                               THCHT


            Recommended Tapping Speeds Depending On Materials
    PO
             ISO Vc (m/min)
             N1  ≤10  +
             N2  ≤10  +
    ST       N3  ≤10  +
             N4  ≤10  +
            + 1st choice  , suitable
    ROLL

                                                                                                       JIS-SP TRI
               TYPE: ST_008
    CARBIDE                                         K
                                  DCON

                   THL                     LK       K
                      LU             LS
    LONG
                               LF


    HAND
    TAPS
                             TCTR      Ø Hole Ø          THCHT   LF  THL  LU  LS  DCON  K   LK
                            (tolerance)  (mm)  (mm)      (chamfer)  (mm)  (mm)  (mm)  (mm)  (mm)  (mm)  (mm)
                  TRI                            Code                                           NOF Type Stock
                  JIS
    EG (STI)                  -     5.15  5.19  SYU04N0KEB  2.5P  62  15  26  33   6   4.5  7    3  008   f
            1/4-20

    SPECIAL
    THREADS,
    GAUGES
    JIS

    THREAD
    MILLS



    DIES




    CENTER
    DRILLS



    Technical
    info



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