| 摘要 |
The tool comprises at least one plate, preferably two, 4 with blades or picks which cut into the ground as they are rotated and each plate includes a sidewall 5. The tool collects up road, tarmac, concrete, asphalt or debris shavings as it cuts into the road. The invention may incorporate a probe 6 which may retract into and extend out of shaft 3 using resilient spring 8. The tool may be attached to a boom connected to a vehicle.
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