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What are these please?

thread194-487393

What are these please?

What are these please?

(OP)



Does anyone have any idea what these are. Drilled and inserted to a new concrete road in South East Asia?

RE: What are these please?

Look like zerk-type packers for injecting polyurethane under slabs for mud-jacking (or void filling).

RE: What are these please?

(OP)
Thank you, makes sense.

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