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Anonymous users2024-01-24With a hollow drill bit, a set drill can be used.
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Anonymous users2024-01-23If the expansion bolts are really difficult to remove, use an angle grinder to cut them off.
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Anonymous users2024-01-22Need. Because no matter what kind of expansion screw, even if the manufacturer says that it is produced in accordance with the national standard, if you want to know whether he Hu brother meets the requirements of the national standard pants, you need to do a pull-out test to verify it.
I don't know where the location of the hole you said is, is it very conspicuous? Is there anything else around the hole? What is the height? How many holes are there? How is it distributed? Are there tiles on the walls? >>>More
This screw is screwed on the side riser and cannot be removed at this time. You need to remove all of these locking nuts associated with the side riser as you would have taken out the lock nut you have now removed, so that the side riser is separated from all the transverse plates, and the screws are on the side riser and then you can unscrew it.
The drill drills a hole, punches a plastic plug into it, and screws it.
OK. This is generally added later. This small area does not affect the structure. But if the property is strictly managed. Generally, it is not allowed to be dismantled.
1. All indoor ceiling demolition construction plan: first ensure the safety protection of the ceiling removal area, then remove the veneer of the ceiling, or gypsum board, and remove the light steel keel auxiliary keel, side keel, light steel keel main bone, suspension bars and so on. Cleaning, cleaning the grounds. >>>More