AT-Clump is tool for removing installed accesstubes from the ground.
This is helpful especially for access tubes that installed for long period.
How to use AT-CLAMP
Adjust the screw to come out about 4~5mm like picture
Insert AT-Clump into access tube until black part overlap the black line.
If it is hard to insert please turning eybolt to lossen direction.
Make sure the AT-clump inseted as picture
Use wrench and lever stick to fix AT-CLAMP to the access tubes
Turning access tubes with lever stick so that the stucking soil will come off from accesstube.
Only if lever stick does not work then use chain blck and eybolt.