غسالات قفل داخلية رقم 6 | فولاذ مطلي بالزنك الأصفر (2000 / عبوة)

Vibration was working these loose on my workbench jig, but the internal teeth on these #6 washers bite down and hold fast. The zinc yellow finish looks uniform across the whole batch of 2000, no burrs or flaking.

Installed a dozen of these on a shaky metal bracket and they held tight after a week of use, no loosening at all. The pack of 2000 is massive and won't need restocking for years.

Ordered these for a batch of small brackets I'm bolting to a vibration-prone exhaust shield, and the zinc yellow coating held up fine during the install. They bite well under the bolt head, though I wish the inner teeth were a touch sharper for the initial torque. Solid enough for the price, and wit