Description
Lock Washer Zinc Internal Tooth
Lock Washer Zinc Internal Tooth:
- Also known as a serrated washer or star washer
- Serrations extending radially inward bite into a bearing surface
- Especially effective on a soft substrate such as plastic or aluminum
- Also resists rotation more than a plain washer on hard surfaces
- Serrations along the inside edge of the washer make them more aesthetically pleasing than external tooth lock washers
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