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| Diameter Size mm | Overall Length mm | Working Length mm | Part Number | |
| 16 | 150 | 110 | WBF16 |  |
| 20 | 150 | 110 | WBF20 |  |
| 22 | 150 | 110 | WBF22 |  |
| 25 | 150 | 110 | WBF25 |  |
| 32 | 150 | 110 | WBF32 |  |
| 20 | 300 | 260 | WBF20XL |  |
| 25 | 300 | 260 | WBF25XL |  |
Woodbeaver Flat Sets
| Description | Part Code | |
| Stubby Twin Pack Stubby 120mm Length: 20 and 25mm | WBFSTP |  |
| 3 Pack – Popular Installation Sizes 20, 25 and 32mm Standard Length | WBF3PK |  |
| 7 Piece Mega Set – Standard Length: 16, 20, 22, 25 and 32mm plus Stubby Length: 20 and 25mm in a Durable Storage Roll | WBF7PK |  |
Tech-Tip
Withdrawing frequently during the drilling process can speed up the drilling rates by helping to clear the spoil from the hole.
This product is impact rated for use with impact drivers. The quick-change extension we recommend to be used with this product is impact rated and can be used with any of our Twister impact rated products in an impact driver.
Operation Speed Chart
| Diameter Size mm | Softwood | Hardwood |
| 16 – 25 | 1750 | 1500 |
| 25 – 32 | 1500 | 1000 |
