# Anyone know a shop that can professional hone motorcycle brake rotors?

**URL:** <https://forums.speedlife.net/t/anyone-know-a-shop-that-can-professional-hone-motorcycle-brake-rotors/267485>\
**Category:** Shift518 Automotive\
**Created:** [July 29, 2013, 9:19am UTC](https://forums.speedlife.net/t/anyone-know-a-shop-that-can-professional-hone-motorcycle-brake-rotors/267485 "2013-07-29T09:19:17Z")\
**Posts on this page:** 8\
**Page:** 1

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**Author:** ![RocketPunch](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/rocketpunch/32/6429_2.png) [@RocketPunch](https://forums.speedlife.net/u/RocketPunch)\
**Post date:** [July 29, 2013, 9:19am UTC](https://forums.speedlife.net/t/anyone-know-a-shop-that-can-professional-hone-motorcycle-brake-rotors/267485/1 "2013-07-29T09:19:17Z")

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Title. The bike is a SV650.

Thanks.

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**Author:** ![bennyfizzle](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/bennyfizzle/32/6291_2.png) [@bennyfizzle](https://forums.speedlife.net/u/bennyfizzle)\
**Post date:** [July 29, 2013, 9:33am UTC](https://forums.speedlife.net/t/anyone-know-a-shop-that-can-professional-hone-motorcycle-brake-rotors/267485/2 "2013-07-29T09:33:51Z")

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A _machine_ shop?

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**Author:** ![Yetti\_VR](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/yetti_vr/32/6357_2.png) [@Yetti\_VR](https://forums.speedlife.net/u/Yetti_VR)\
**Post date:** [July 29, 2013, 11:02am UTC](https://forums.speedlife.net/t/anyone-know-a-shop-that-can-professional-hone-motorcycle-brake-rotors/267485/3 "2013-07-29T11:02:38Z")

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honing is done to the inside of a bore. So i assume you mean having the surfaces ground?

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**Author:** ![bennyfizzle](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/bennyfizzle/32/6291_2.png) [@bennyfizzle](https://forums.speedlife.net/u/bennyfizzle)\
**Post date:** [July 29, 2013, 11:06am UTC](https://forums.speedlife.net/t/anyone-know-a-shop-that-can-professional-hone-motorcycle-brake-rotors/267485/4 "2013-07-29T11:06:08Z")

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He wants each individual cross-drilled hole to be bored for maximum airflow.

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**Author:** ![Gundamzeppelin](https://avatars.discourse-cdn.com/v4/letter/g/f4b2a3/32.png) [@Gundamzeppelin](https://forums.speedlife.net/u/Gundamzeppelin)\
**Post date:** [July 29, 2013, 1:16pm UTC](https://forums.speedlife.net/t/anyone-know-a-shop-that-can-professional-hone-motorcycle-brake-rotors/267485/5 "2013-07-29T13:16:17Z")

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there is a tool for this that i hear GOOD things about

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**Author:** ![Boxersix](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/boxersix/32/6327_2.png) [@Boxersix](https://forums.speedlife.net/u/Boxersix)\
**Post date:** [July 29, 2013, 1:37pm UTC](https://forums.speedlife.net/t/anyone-know-a-shop-that-can-professional-hone-motorcycle-brake-rotors/267485/6 "2013-07-29T13:37:17Z")

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Yeah, honing the center bore, or grinding the friction surface? First I could do pending rotor size, second really requires either a magnetic table blanchard grinder, or a jig to properly hold the rotor true to a regular blanchard grinder(IE flywheel surfacer)

Gotta be withing a few ten thou or first time you grab brake you’ll wish you didn’t 😃

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**Author:** ![RocketPunch](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/rocketpunch/32/6429_2.png) [@RocketPunch](https://forums.speedlife.net/u/RocketPunch)\
**Post date:** [July 29, 2013, 4:14pm UTC](https://forums.speedlife.net/t/anyone-know-a-shop-that-can-professional-hone-motorcycle-brake-rotors/267485/7 "2013-07-29T16:14:45Z")

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> [@Gundamzeppelin"](#):
>
> there is a tool for this that i hear GOOD things about

Yeah, that flex-hone tool.

> [@No Front Plate Ticket frowning](https://forums.speedlife.net/t/no-front-plate-ticket/53195/32):
>
> Yeah, honing the center bore, or grinding the friction surface? First I could do pending rotor size, second really requires either a magnetic table blanchard grinder, or a jig to properly hold the rotor true to a regular blanchard grinder(IE flywheel surfacer)
> 
> Gotta be withing a few ten thou or first time you grab brake you’ll wish you didn’t 😃

The friction surface. When I changed brake compound, I did not have it done and they are now a little glazed. Brake still works great, but I know it can work better. For car rotors all you need is the flex-hones tool and the brake lath, but bike rotors are a bit different due to mounting and width.

Just like you said adam, you almost need a rig with some kind of a turn table underneath a drill press with the flex-hone attached to do it proper.

![http://i.imgur.com/Lzv19go.jpg](https://canada1.discourse-cdn.com/flex034/uploads/speedlife/original/3X/3/4/346e367a6d43d23364dd02042bd2ebbc7424e6db.jpeg)

A bunch of racers told me they do it by hand with sand paper and in a specific pattern, but it is a long process to do it right…

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**Author:** ![bennyfizzle](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/bennyfizzle/32/6291_2.png) [@bennyfizzle](https://forums.speedlife.net/u/bennyfizzle)\
**Post date:** [July 29, 2013, 7:55pm UTC](https://forums.speedlife.net/t/anyone-know-a-shop-that-can-professional-hone-motorcycle-brake-rotors/267485/8 "2013-07-29T19:55:21Z")

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yeah I was just going to say, all they are doing is getting the pad deposits/glaze off the surface…you can do that with a random pattern and sandpaper
