Assertion: ball bearing | /r/HasProperty | developed by japan-based nsk ltd.
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Source sentences:
text: These top-of-the-line ball bearings developed by Japan-based NSK Ltd. are machined in such a precise way (to a tolerance of 5/1000) that they need little to no maintanence, employing some very special manufacturing processes for maximum smoothness, and as such, perform extremely well out of the box.