For future referenceEdit

• TOS: "Catspaw", "The Mark of Gideon", "Who Mourns for Adonais?", "The City on the Edge of Forever"
• TOS: "The Conscience of the King"; Star Trek V: The Final Frontier; DS9: "Explorers", "Paradise", "Waltz"
• TNG: "The Outrageous Okona", "Who Watches The Watchers", "The Quality of Life", "I Borg", "A Matter of Time"
• VOY: "Latent Image", "Someone to Watch Over Me", "Lineage", "Author, Author", "Nothing Human"

List of the more specific references out of the 50 odd usages, not counting "its a tool, not a weapon"-type comments, refs to "tool box", "(emergency) tool kit", "tool crate" or "diagnostic tool". --Alan