Solution

NAILS

4 clues

Brads

Word class: Common noun
Nature of clue: Synonym
Difficulty: Very easy
Sources: Boatload Puzzles
Topics: Building - Construction - Architecture, Materials

Hammers' targets

Word class: Common noun
Nature of clue: Description
Difficulty: Very easy
Sources: Boatload Puzzles
Topics: Building - Construction - Architecture, Materials

Metal fasteners

Word class: Common noun
Nature of clue: Description
Difficulty: Very easy
Sources: Boatload Puzzles
Topics: Building - Construction - Architecture, Materials

Other solutions to Metal fasteners

Metal spikes

Word class: Common noun
Nature of clue: Description
Difficulty: Very easy
Sources: Boatload Puzzles
Topics: Building - Construction - Architecture, Materials

Words are categorized by artificial intelligence: there can be mistakes.