6643 Tapping Bit With Internal Cooling DIN 371 ILIX
The ILIX 6643 Tapping Bit with Internal Cooling DIN 371 is a high-precision machine tap designed for ISO metric coarse threads. Manufactured from premium HSS-Co material, it offers excellent toughness and wear resistance. Internal coolant channels improve lubrication, chip evacuation, and tool life, ensuring reliable threading performance in demanding industrial machining environments.
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Engineered according to DIN 371 standards with a reinforced shank, the ILIX 6643 tap provides superior stability during threading operations. The internal axial cooling system delivers coolant directly to the cutting edges, reducing heat generation and friction. This design enhances productivity and consistency, particularly in automated machining processes and high-volume production applications.
Tapping Bit With Internal Cooling DIN 371 ILIX
Optimized for non-ferrous materials such as aluminium alloys, copper, zinc alloys, and soft plastics, the ILIX 6643 ensures smooth cutting action and accurate thread formation. The combination of cobalt-alloy steel and internal cooling capability supports higher cutting speeds, extended tool durability, and dependable performance in blind hole threading operations.
Features
Spesification
| Ø mm | Pitch | Tap drill | l1 | l2 | l3 | d2 h9 | a h12 | 6643 |
| M 2 | 0.4 | 1.6 | 45 | 8 | 4 | 2.8 | 2.1 | • |
| M 2.2 | 0.45 | 1.75 | 45 | 9 | 4 | 2.8 | 2.1 | • |
| M 2.3 | 0.4 | 1.9 | 45 | 9 | 4 | 2.8 | 2.1 | • |
| M 2.5 | 0.45 | 2.05 | 50 | 9 | 4 | 2.8 | 2.1 | • |
| M 2.6 | 0.45 | 2.1 | 50 | 9 | 4 | 2.8 | 2.1 | • |
| M 3 | 0.5 | 2.5 | 56 | 11 | 5 | 3.5 | 2.7 | • |
| M 3.5 | 0.6 | 2.9 | 56 | 13 | 6 | 4 | 3 | • |
| M 4 | 0.7 | 3.3 | 63 | 13 | 7 | 4.5 | 3.4 | • |
| M 5 | 0.8 | 4.2 | 70 | 16 | 8 | 6 | 4.9 | • |
| M 6 | 1 | 5 | 80 | 19 | 10 | 6 | 4.9 | • |
| M 7 | 1 | 6 | 80 | 19 | 10 | 7 | 5.5 | • |
| M 8 | 1.25 | 6.8 | 90 | 22 | 12 | 8 | 6.2 | • |
| M 10 | 1.5 | 8.5 | 100 | 24 | 14 | 10 | 8 | • |
