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BV Drill and Reamer Extensions
 ![[Type 265]](type268.jpg) | type 268 ground external taper
type 278 precision version, completely
hardened, ground internally and externally |
external
internal MT |
L1 |
type-268
Part No. |
type-278
Part No. |
D |
L2 |
weight
approx. |
| 1-1 |
200 |
017082 |
029143 |
20 |
138 |
250 g |
| 1-1 |
250 |
017083 |
029144 |
20 |
188 |
375 g |
| 1-1 |
300 |
017084 |
029145 |
20 |
238 |
500 g |
| 1-1 |
350 |
017085 |
029146 |
20 |
288 |
625 g |
| 1-1 |
400 |
017086 |
029147 |
20 |
338 |
750 g |
| 1-1 |
450 |
017087 |
029148 |
20 |
388 |
875 g |
| 1-1 |
500 |
017088 |
029149 |
20 |
438 |
1000 g |
| 2-2 |
200 |
017090 |
029150 |
25 |
125 |
430 g |
| 2-2 |
250 |
017091 |
029151 |
25 |
175 |
625 g |
| 2-2 |
300 |
017000 |
029152 |
25 |
225 |
820 g |
| 2-2 |
350 |
017092 |
029153 |
25 |
275 |
1015 g |
| 2-2 |
400 |
017093 |
029154 |
25 |
325 |
1200 g |
| 2-2 |
450 |
017094 |
029155 |
25 |
375 |
1400 g |
| 2-2 |
500 |
017095 |
029156 |
25 |
425 |
1600 g |
| 2-2 |
600 |
017096 |
029157 |
25 |
525 |
1800 g |
| 3-3 |
250 |
017098 |
029158 |
32 |
156 |
1000 g |
| 3-3 |
300 |
017099 |
029159 |
32 |
206 |
1300 g |
| 3-3 |
350 |
017100 |
029160 |
32 |
256 |
1550 g |
| 3-3 |
400 |
017101 |
029161 |
32 |
306 |
1850 g |
| 3-3 |
450 |
017102 |
029162 |
32 |
356 |
2100 g |
| 3-3 |
500 |
017103 |
029163 |
32 |
406 |
2400 g |
| 3-3 |
600 |
017104 |
029164 |
32 |
506 |
2700 g |
| 4-4 |
300 |
017107 |
029165 |
40 |
182.5 |
1650 g |
| 4-4 |
350 |
017108 |
029166 |
40 |
232.5 |
2150 g |
| 4-4 |
400 |
017109 |
029167 |
40 |
282.5 |
2650 g |
| 4-4 |
450 |
017110 |
029168 |
40 |
332.5 |
3100 g |
| 4-4 |
500 |
017111 |
029169 |
40 |
382.5 |
3600 g |
| 4-4 |
600 |
017112 |
029170 |
40 |
482.5 |
4200 g |
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