huangyhg

the tolerator & filetor
i've had these for a few years now and they are quite handy. i could not find them in the states and ended up getting them on a trip to switerland one year. i don't know if one exists for tolerancing inch size holes but if it does, i'd like to get one.

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借用达朗贝尔的名言：前进吧，你会得到信心!
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