Guys, what is this type of bolt called? What is it for?
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As the title suggests, here are the pictures below. Thank you
Expansion bolts, used in foundation work to secure the bases of equipment.
Expansion wires, inserted into cement concrete
Expansion bolts generally involve drilling a hole in the ground or wall that is slightly larger than the bolt itself, inserting the bolt into that hole, turning the nut on top of it, which causes the bolt to expand and fix itself to the ground or wall