Product specification
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Counterborer with straight shank and fixed pilot HSS, DIN 373, ISO 4206, 8x3,3 mm
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| Ø Dz9 | 8 mm |
| Ø d2h9 | 5,0 mm |
| Ø d1e8 | 3,3 mm |
| L | 71 mm |
| l | 14 mm |
| l1 | 4 mm |
| Screw Thread | M4 |
| Even Teeth | 4 |
| Weight | 0,012 kg |
Points
Material efficient high-speed steel HSS. Workmanship 4 blades with straight teeth. |
Usage
Counterboring holes for screws with flat fillister head in normal materials. It is possible to counterbore prebored holes for screw body. |
| Manufacturing Mode | F - milled |
| Surface Treatment | without treatment |
| Note | PROFI tools |
Note
Counterbores have dimensions of pilot pins adapted to prebored holes for the thread. |
Attachment:
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