How long do the teeth last?

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The teeth will last for approximately 150 cuts in medium asphalt. You will get substantially less in concrete. Some concrete aggregates are very hard and you will see excessive tooth wear.

Resource Link: https://mrmanhole.com/product/carbide-tooth-and-roll-pin/
Additional Link: https://www.youtube.com/watch?v=sJYLyL22KkM&t=34s

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