imply metal hair tubes

BUR #49398 has been approved by @nonamethanks.

create implication metal_hair_tubes -> hair_tubes

Hair tubes that are made out of metal

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This bulk update request has been rejected because it was not approved within 45 days.

The bulk update request #49398 (forum #393623) has been rejected by @DanbooruBot.

The bulk update request #49398 (forum #393623) has been approved by @nonamethanks.