Some of the elevated dog bowls use stainless steel inserts for the food and water to go in. (thoroughlyreviewed.com)
Weights with patent - pending Secure Dumbbell System combine one - piece cast iron heads with steel inserts that have been pinned, press - fitted, and welded (abmachinesguide.com)
Knob includes a pre-installed 16 mm threaded steel insert for rock - solid mounting. (carid.com)