#5 開口彈簧墊圈 | 鋼鍍鋅 (5000 個/包)

Ordered the 5000-count box and honestly wasn't expecting the quality for the price—the zinc plating looks even and consistent across all of them, no rust spots or bent edges. They've held up fine on my mower deck after a few weeks of vibration, which is exactly what I needed them for.

These washers fit perfectly on my #5 bolts and the zinc coating looks uniform across the whole batch. I'm using them on a small engine repair project and they haven't budged after a week of test runs.

Needed a bulk supply for ongoing projects, and these #5 lock washers arrived exactly as described — the zinc plating looks consistent and sturdy. I've been using them on equipment that vibrates heavily, and they hold tight without any loosening. The 5000-count package will easily last me a couple of