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- HSS extra long twist drill bit, M2, Bright finished
- SERIES NO: 917
- QUALITY RANK: MPP
- PACK TYPE: PACK TYPE:PVC BAGPLASTIC TUBESANDWICH BLISTER DOUBLE BLISTERSKIN PACK
- BRAND APPLICATION: OEM BRAND
- APPLICATIONS: TO DRILL VARIOUS STEEL，ALLOY，WOOD，ETC
- CERTIFCATE: PGM,ISO9001
Extra long for great hole depths, e.g., for drilling through drill bushes.
Precision-ground grooves and diameter for outstanding centering.
Strengthened web, making them highly resistant to breakage.
| ITEM NO. | DIAMETER(MM) | WORKING LENGTH(MM) | OVERALL LENGTH(MM) |
| 2500301 | 3.0 | 200 | 250 |
| 2500321 | 3.2 | 200 | 250 |
| 2500331 | 3.3 | 200 | 250 |
| 2500351 | 3.5 | 200 | 250 |
| 2500381 | 3.8 | 200 | 250 |
| 2500401 | 4.0 | 200 | 250 |
| 2500421 | 4.2 | 200 | 250 |
| 2500451 | 4.5 | 200 | 250 |
| 2500481 | 4.8 | 200 | 250 |
| 2500501 | 5.0 | 200 | 250 |
| 2500521 | 5.2 | 200 | 250 |
| 2500551 | 5.5 | 200 | 250 |
| 2500581 | 5.8 | 200 | 250 |
| 2500601 | 6.0 | 200 | 250 |
| 2500621 | 6.2 | 200 | 250 |
| 2500651 | 6.5 | 200 | 250 |
| 2500681 | 6.8 | 200 | 250 |
| 2500701 | 7.0 | 200 | 250 |
| 2500721 | 7.2 | 200 | 250 |
| 2500751 | 7.5 | 200 | 250 |
| 2500781 | 7.8 | 200 | 250 |
| 2500801 | 8.0 | 200 | 250 |
| 2500821 | 8.2 | 200 | 250 |
| 2500851 | 8.5 | 200 | 250 |
| 2500881 | 8.8 | 200 | 250 |
| 2500901 | 9.0 | 200 | 250 |
| 2500921 | 9.2 | 200 | 250 |
| 2500951 | 9.5 | 200 | 250 |
| 2500981 | 9.8 | 200 | 250 |
| 2501001 | 10.0 | 200 | 250 |
| 2501051 | 10.5 | 200 | 250 |
| 2501101 | 11.0 | 200 | 250 |
| 2501151 | 11.5 | 200 | 250 |
| 2501201 | 12.0 | 200 | 250 |
| 2501251 | 12.5 | 200 | 250 |
| 2501301 | 13.0 | 200 | 250 |