| Product name | D (mm) | L(mm) |
|---|---|---|
| Bearing Tube Ø 60x7 | ||
| Drilling Augers with hexagonal joining Ø 110 | 110 | 1000 |
| Drilling Augers with hexagonal joining Ø 190 | 190 | 1000 |
| Bearing Tube Ø 38x5 | ||
| Drilling Augers with square joining Ø 70 | 70 | 1000 |
They are used for acaryote drilling to take out a bore dust from the borehole. The drilling augers are equipped with the endings – external and internal hexagonal. Diameters 76 and 85 are finished with squaring. The safety pin is used for assecuration against disconnection of the bars.
Používajú sa pri bezjadrovom vŕtaní na vynášanie odvŕtanej drte z vrtu. Špirálová vrtná tyč je opatrená na koncoch koncovkami – vonkajší a vnútorný 6-hran. Priemery 76 a 85 sú ukončené 4-hranom. Proti vysunutiu tyčí zo seba (rozpojeniu) slúži zaisťovací kolík.
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