Washer, M10 Lock

Threads perfectly onto my M10 bolts without any binding or skipping. The split ring holds tight under vibration, which is exactly what I needed for my lathe project.

Finally, an M10 lock washer that actually stays put under vibration. The inner teeth bite into the bolt nicely, and it's the right thickness to give a solid grip without crushing the threads. Exactly what I needed for a stubborn bench fastener.

These M10 lock washers fit perfectly on my mill setup and held tight even under vibration. The split in the ring did its job keeping the fastener secure. Exactly what I needed for a reliable bench top hold.