Collection: Jobber Drill (in)
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Jobber Drills (in) Imperial
| Imperial Size | Letter/Wire | Metric Size | Decimal | Flute Length | OAL | Uncoated | AlTiN Coated |
|---|---|---|---|---|---|---|---|
| 1/32 | - | 0.80 | 0.0312 | 5/16 | 1-1/4 | 30066 | 30068 |
| 3/64 | - | 1.19 | 0.0469 | 3/4 | 1-1/2 | 30126 | 30128 |
| 1/16 | - | 1.59 | 0.0625 | 3/4 | 1-1/2 | 30158 | 30159 |
| 5/64 | - | 1.98 | 0.0781 | 7/8 | 1-3/4 | 30198 | 30199 |
| 3/32 | - | 2.38 | 0.0938 | 1 | 2 | 30242 | 30243 |
| 7/64 | - | 2.78 | 0.1094 | 1-1/4 | 2-1/4 | 30286 | 30287 |
| 1/8 | - | 3.18 | 0.1250 | 1-1/4 | 2-1/4 | 30326 | 30329 |
| 9/64 | - | 3.57 | 0.1406 | 1-3/8 | 2-1/2 | 30358 | 30359 |
| 5/32 | - | 3.97 | 0.1562 | 1-3/8 | 2-1/2 | 30398 | 30399 |
| 11/64 | - | 4.37 | 0.1719 | 1-5/8 | 2-3/4 | 30438 | 30439 |
| 3/16 | - | 4.76 | 0.1875 | 1-5/8 | 2-3/4 | 30478 | 30480 |
| 13/64 | - | 5.16 | 0.2031 | 1-3/4 | 3 | 30522 | 30523 |
| 7/32 | - | 5.55 | 0.2187 | 1-3/4 | 3 | 30558 | 30559 |
| 15/64 | - | 5.95 | 0.2344 | 2.0 | 3-1/4 | 30594 | 30595 |
| 1/4 | E | 6.35 | 0.2500 | 2.0 | 3-1/4 | 30626 | 30628 |
| 17/64 | - | 6.75 | 0.2656 | 2-1/8 | 3-1/2 | 30654 | 30655 |
| 9/32 | - | 7.14 | 0.2812 | 2-1/8 | 3-1/2 | 30690 | 30691 |
| 19/64 | - | 7.54 | 0.2969 | 2-3/8 | 3-3/4 | 30718 | 30719 |
| 5/16 | - | 7.94 | 0.3125 | 2-3/8 | 3-3/4 | 30742 | 30744 |
| 21/64 | - | 8.33 | 0.3281 | 2-1/2 | 4 | 30770 | 30771 |
| 23/64 | - | 9.13 | 0.3594 | 2-3/4 | 4-1/4 | 30826 | 30827 |
| 3/8 | - | 9.53 | 0.3750 | 2-3/4 | 4-1/4 | 30850 | 30851 |
| 25/64 | - | 9.92 | 0.3906 | 2-7/8 | 4-1/2 | 30878 | 30879 |
| 13/32 | - | 10.32 | 0.4062 | 2-7/8 | 4-1/2 | 30906 | 30907 |
| 27/64 | - | 10.72 | 0.4219 | 2-7/8 | 4-1/2 | 30930 | 30931 |
| 7/16 | - | 11.11 | 0.4375 | 2-7/8 | 4-1/2 | 30950 | 30952 |
| 29/64 | - | 11.51 | 0.4531 | 3 | 4-3/4 | 30970 | 30971 |
| 15/32 | - | 11.91 | 0.4688 | 3 | 4-3/4 | 30990 | 30991 |
| 31/64 | - | 12.30 | 0.4844 | 3 | 4-3/4 | 31010 | 31011 |
| 1/2 | - | 12.70 | 0.5000 | 3 | 4-3/4 | 31026 | 31028 |
| 17/32 | - | 13.49 | 0.5313 | 3 | 4-3/4 | 31036 | 31032 |
| 9/16 | - | 14.29 | 0.5625 | 4 | 6 | 31034 | 31035 |
| 37/64 | - | 14.68 | 0.5781 | 4 | 6 | 31061 | 31064 |
| 19/32 | - | 15.08 | 0.5937 | 4 | 6 | 31038 | 31039 |
| 39/64 | - | 15.47 | 0.6094 | 4 | 6 | 31040 | 31045 |
| 5/8 | - | 15.88 | 0.6250 | 4 | 6 | 31042 | 31043 |
| 21/32 | - | 16.67 | 0.6562 | 4 | 6 | 31046 | 31047 |
| 11/32 | - | 8.73 | 0.3438 | 2-1/2 | 4 | 30798 | 30799 |
| 43/64 | - | 17.06 | 0.6719 | 4 | 6 | 31085 | 31088 |
| 11/16 | - | 17.46 | 0.6875 | 4 | 6 | 31050 | 31051 |
| 45/64 | - | 17.85 | 0.7031 | 4 | 6 | 31091 | 31094 |
| 23/32 | - | 18.25 | 0.7187 | 4 | 6 | 31054 | 31055 |
| 47/64 | - | 18.65 | 0.7344 | 4 | 6 | 31070 | 31120 |
| 3/4 | - | 19.05 | 0.7500 | 4 | 6 | 31066 | 31099 |
| 49/64 | - | 19.44 | 0.7656 | 4 | 6 | 31190 | 31194 |
| 25/32 | - | 19.87 | 0.7812 | 4 | 6 | 31067 | 31068 |
| 13/16 | - | 20.63 | 0.8125 | 4 | 6 | 31107 | 31132 |
| 7/8 | - | 22.22 | 0.8750 | 4 | 6 | 31104 | 31105 |