Answer:

steel

AnswerCrossword Clue
STEELDrum material
STEELLike 1943 pennies
STEELPittsburgh export
STEELProduct of Bethlehem
STEELKind of wool
STEELSuperman's makeup?
STEELType of wool
STEELShade of gray or blue
STEELIron-carbon alloy
STEELStainless ...
STEELZack Snyder superhero reboot Part II
STEELFlatware metal
STEELBethlehem product
STEELSort of drum or band
STEELParadigm of strength
STEELMill material
STEELRailroading need
STEELSuperman comparison
STEELToughness of nerve
STEELDamascus, e.g.
STEELBeam material
STEELNerve makeup?
STEELBrace (oneself)
STEELHarden
STEELIt's forged
STEELFlak-jacket material
STEELBessemer-process output
STEELKnight's trusty thing
STEELSymbol of strength
STEELBlade metal
STEELDrum material, perhaps
STEELFencing material
STEELGird (oneself)
STEELIron alloy
STEELKind of guitar or drum
STEELShade of gray
STEELSuperman's makeup
STEELHard stuff
STEELIt's often forged
STEELKnife material