# Satining ????

**URL:** <https://forums.yoyoexpert.com/t/satining/9044>\
**Category:** Yo-Yo Mods and Maintenance\
**Created:** [December 9, 2009, 8:17am UTC](https://forums.yoyoexpert.com/t/satining/9044 "2009-12-09T08:17:02Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![YOUNGatHEART](https://avatars.discourse-cdn.com/v4/letter/y/45deac/32.png) [@YOUNGatHEART](https://forums.yoyoexpert.com/u/YOUNGatHEART)\
**Post date:** [December 9, 2009, 8:17am UTC](https://forums.yoyoexpert.com/t/satining/9044/1 "2009-12-09T08:17:02Z")

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What grade sand paper should i use to make my FHZ better for grinding

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**Author:** ![anonyo](https://avatars.discourse-cdn.com/v4/letter/a/8baadc/32.png) [@anonyo](https://forums.yoyoexpert.com/u/anonyo)\
**Post date:** [December 9, 2009, 1:27pm UTC](https://forums.yoyoexpert.com/t/satining/9044/2 "2009-12-09T13:27:19Z")

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I’d use 400. I even use that on my metals.
