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| Drill Lengths | ||||||
|
DRILL SIZE |
STUB | JOBBER | LONG SERIES | |||
| LENGTHS | LENGTHS | LENGTHS | ||||
| FLUTE | OVERALL | FLUTE | OVERALL | FLUTE | OVERALL | |
| to 0·53 | 3·0 | 20·0 | 6·0 | 22·0 | 12·0 | 32·0 |
| 0·54 - 0·60 | 3·5 | 21·0 | 7·0 | 24·0 | 15·0 | 35·0 |
| 0·61 - 0·67 | 4·0 | 22·0 | 8·0 | 26·0 | 18·0 | 38·0 |
| 0·68 - 0·75 | 4·5 | 23·0 | 9·0 | 28·0 | 21·0 | 42·0 |
| 0·76 - 0·85 | 5·0 | 24·0 | 10·0 | 30·0 | 25·0 | 46·0 |
| 0·86 - 0·95 | 5·5 | 25·0 | 11·0 | 32·0 | 29·0 | 51·0 |
| 0·96 - 1·06 | 6·0 | 26·0 | 12·0 | 34·0 | 33·0 | 56·0 |
| 1·06 - 1·18 | 7·0 | 28·0 | 14·0 | 36·0 | 37·0 | 60·0 |
| 1·19 - 1·32 | 8·0 | 30·0 | 16·0 | 38·0 | 41·0 | 65·0 |
| 1·33 - 1·50 | 9·0 | 32·0 | 18·0 | 40·0 | 45·0 | 70·0 |
| 1·51 - 1·70 | 10·0 | 34·0 | 20·0 | 43·0 | 50·0 | 76·0 |
| 1·71 - 1·90 | 11·0 | 36·0 | 22·0 | 46·0 | 53·0 | 80·0 |
| 1·91 - 2·12 | 12·0 | 38·0 | 24·0 | 49·0 | 56·0 | 85·0 |
| 2·13 - 2·36 | 13·0 | 40·0 | 27·0 | 53·0 | 59·0 | 90·0 |
| 2·37 - 2·65 | 14·0 | 43·0 | 30·0 | 57·0 | 62·0 | 95·0 |
| 2·66 - 3·00 | 16·0 | 46·0 | 33·0 | 61·0 | 66·0 | 100·0 |
| 3·01 - 3·35 | 18·0 | 49·0 | 36·0 | 65·0 | 69·0 | 106·0 |
| 3·36 - 3·75 | 20·0 | 52·0 | 39·0 | 70·0 | 73·0 | 112·0 |
| 3·76 - 4·25 | 22·0 | 55·0 | 43·0 | 75·0 | 78·0 | 119·0 |
| 4·26 - 4·75 | 24·0 | 58·0 | 47·0 | 80·0 | 82·0 | 126·0 |
| 4·76 - 5·30 | 26·0 | 62·0 | 52·0 | 86·0 | 87·0 | 132·0 |
| 5·31 - 6·00 | 28·0 | 66·0 | 57·0 | 93·0 | 91·0 | 139·0 |
| 6·01 - 6·70 | 31·0 | 70·0 | 63·0 | 101·0 | 97·0 | 148·0 |
| 6·71 - 7·50 | 34·0 | 74·0 | 69·0 | 109·0 | 102·0 | 156·0 |
| 7·51 - 8·50 | 37·0 | 79·0 | 75·0 | 117·0 | 109·0 | 165·0 |
| 8·51 - 9·50 | 40·0 | 85·0 | 81·0 | 125·0 | 115·0 | 175·0 |
| 9·51 - 10·60 | 43·0 | 89·0 | 87·0 | 133·0 | 121·0 | 184·0 |
| 10·61 - 11·80 | 47·0 | 95·0 | 94·0 | 142·0 | 128·0 | 195·0 |
| 11·81 - 13·20 | 51·0 | 102·0 | 101·0 | 151·0 | 134·0 | 205·0 |
| 13·21 - 14·00 | 54·0 | 107·0 | 108·0 | 160·0 | 140·0 | 214·0 |
| 14·01 - 15·00 | 56·0 | 111·0 | 114·0 | 169·0 | 144·0 | 220·0 |
| 15·01 - 16·0 | 58·0 | 115·0 | 120·0 | 178·0 | 149·0 | 227·0 |
| 16·01 - 17·00 | 60·0 | 119·0 | 125·0 | 185·0 | 154·0 | 235·0 |
| 17·01 - 18·00 | 62·0 | 123·0 | 130·0 | 193·0 | 158·0 | 241·0 |
| 18·01 - 19·00 | 64·0 | 127·0 | 135·0 | 200·0 | 162·0 | 247·0 |
| 19·01 - 20·00 | 66·0 | 131·0 | 140·0 | 208·0 | 166·0 | 254·0 |
| 20·01 - 21·20 | 68·0 | 136·0 | Not a Standard Drill | 171·0 | 261·0 | |
| 21·21 - 22·40 | 70·0 | 141·0 | Not a Standard Drill | 176·0 | 268·0 | |
| 22·41 - 23·60 | 72·0 | 146·0 | Not a Standard Drill | 180·0 | 275·0 | |
| 23·61 - 25·00 | 75·0 | 151·0 | Not a Standard Drill | 185·0 | 282·0 | |
| 25·01 - 26·50 | 78·0 | 156·0 | Not a Standard Drill | 190·0 | 290·0 | |
| 26·51 - 28·00 | 81·0 | 162·0 | Not a Standard Drill | 195·0 | 298·0 | |
| 28·01 - 30·00 | 84·0 | 168·0 | Not a Standard Drill | 201·0 | 307·0 | |
| 30·01 - 31·50 | 87·0 | 174·0 | Not a Standard Drill | 207·0 | 316·0 | |
| 31·51 - 33·50 | 90·0 | 180·0 | Not a Standard Drill | 213·0 | 324·0 | |
| 33·51 - 35·50 | 93·0 | 186·0 | Not a Standard Drill | 219·0 | 332·0 | |
| All the above Dimensions are in Millimetres | ||||||
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