These M12 snap hooks are seriously handy - you get two in the pack, both made from zinc plated steel that resists rust and corrosion. The 12mm size is perfect for various applications around the house, workshop, or outdoor gear. The spring locking mechanism keeps them securely closed until you intentionally press to open, so whatever you're attaching won't accidentally come loose. The zinc plating gives them that metallic finish while providing extra protection against the elements. Whether you're using them for dog leashes, keychains, tool organization, camping gear, or general hardware applications, these clips are strong enough to handle decent weight without failing. The spring action is smooth but firm, and the construction feels durable, not cheap or flimsy. Since they come in a two-pack, you've got a spare or can use them for different projects. The carbine style with spring gate is one of the most reliable designs out there, and at this size, they're versatile enough for countless uses. If you're tired of weak clips that bend or break under pressure, these M12 snap hooks provide that solid, reliable performance you need for both light and medium-duty applications. They're one of those simple hardware items that you'll find yourself using way more than you expected.