Page 124 - Cobra-Carbide-2020-Catalog
P. 124

CARBIDE DRILLS


    Jobber Length




            JOBBER LENGTH DRILLS

            INCH, LETTER, NUMBER AND METRIC

              BENEFITS & FEATURES
              • Manufactured from premium submicron grain carbide
              • Precision ground carbide drills are designed for high feed rate and good chip evacuation
              • 118  four facet point angle, right hand cut-right hand spiral
                   0

                                              JOBBER LENGTH DRILLS

             Fraction Size  Letter/Wire  Metric  Decimal Equiv.  Flute Length  OAL     Uncoated      AlTiN
                   -           76        0.51        0.0200         1/4       1-1/4      30030       30032
                   -           75        0.53        0.0210         1/4       1-1/4      30034       30036
                   -           74        0.57        0.0225         1/4       1-1/4      30038       30040
                   -           73        0.61        0.0240         1/4       1-1/4      30042       30044
                   -           72        0.64        0.0250        5/16       1-1/4      30046       30048
                   -           71        0.66        0.0260        5/16       1-1/4      30050       30052
                   -           70        0.71        0.0280        5/16       1-1/4      30054       30056
                   -           69        0.74        0.0292        5/16       1-1/4      30058       30060
                   -           68        0.79        0.0310        5/16       1-1/4      30062       30063
                 1/32           -        0.80        0.0312        5/16       1-1/4      30066       30068
                   -            -        0.80        0.0315        7.9mm      31mm       30067       30069
                   -           67        0.81        0.0320        5/16       1-1/4      30064       30065
                   - -         66        0.84        0.0330        5/16       1-1/4      30074       30076
    DRILLS         - -         64        0.90        0.0354        16mm       35mm       30081       30083
                                                                              1-3/8
                                         0.89
                                                                    5/8
                                                     0.0350
                               65
                                                                                                     30080
                                                                                         30078
                                -
                                                                                         30082
                                         0.91
                                                                                                     30084
                                                                              1-3/8
                                                                    5/8
                                                     0.0360
                   -           63        0.94        0.0370         5/8       1-3/8      30086       30088
                   -           62        0.97        0.0380         5/8       1-3/8      30090       30092
                   -           61        0.99        0.0390         5/8       1-3/8      30094       30096
                   -            -        1.00        0.0393        16mm       38mm       30098       30100
                   -           60        1.02        0.0400         3/4       1-1/2      30102       30104
                   -           59        1.04        0.0410         3/4       1-1/2      30106       30108
                   -           58        1.07        0.0420         3/4       1-1/2      30110       30112
                   -           57        1.09        0.0430         3/4       1-1/2      30114       30116
                   -            -        1.10        0.0433        19mm       38mm       30118       30120
                   -           56        1.18        0.0465         3/4       1-1/2      30122       30123
                 3/64           -        1.19        0.0469         3/4       1-1/2      30126       30128
                   -            -        1.20        0.0472        19mm       38mm       30130       30131
                   -            -        1.25        0.0492        19mm       38mm       30132       30133
                   -            -        1.30        0.0512        19mm       38mm       30134       30136
                   -           55        1.32        0.0520         3/4       1-1/2      30138       30139
                   -           54        1.40        0.0550         3/4       1-1/2      30142       30143
                   -            -        1.40        0.0551        19mm       38mm       30146       30147
                   -            -        1.45        0.0571        19mm       38mm       30148       30149
                   -            -        1.50        0.0591        19mm       38mm       30150       30152
                   -           53        1.51        0.0595         3/4       1-1/2      30154       30155
                 1/16           -        1.59        0.0625         3/4       1-1/2      30158       30159
                   -            -        1.60        0.0630        19mm       38mm       30162       30164




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