Nitrates (anag) — Hornby product?

• Toy with tracks and a caboose
• Basement layout, at times
• Lionel collection
• HO scale hobbyist's pride
• Drills French joiner used to make toy
• Toy on a layout
• Something to keep track of?
• Compact cars?
• Christmas-tree circler

Wiktionary Word definitions in Wiktionary
n. A locomotive and carriages coupled together to form a unified set of equipment