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Sheared bolt on wheel

Started by fdrdr1, January 06, 2010, 07:17:50 PM

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fdrdr1

Sheared bolt on my rear mag wheel. Sheared off just below the surface - see photo. I have not messed with it yet - not sure if a machine shop would be better equipped. Anyone have success with ez outs or left handed drill bits in this wheel location? Maybe a machine shop would be a better alternative. Thanks

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harleytoprock

Did the bolt break while riding or did it break while trying to loosen it? If it broke while loosening it, you will have a bit of a fight to get it out as the bolt shank that broke is stronger than the eazy-out and its seized in the hole. Drill the correct size hole exactly in the center of the bolt. I like to pick a drill bit on the smaller side.
You will have to heat the mag but not to hot because of the material and the bearing. While hot, quickly place the ez-out in the hole, hit it smart with a hammer and loosen quickly with reasonable force. If its still tight and you force the ez-out to break in the hole your up a creek as the ez-out is super hard and is impossible to drill with conventional drill bits.
Another trick is to tig weld a nut over the broken bolt and then use a wrench to loosen. Good Luck!

mc9395

How about this, lay a 7/16 washer over the broke stud, heli-arc washer to stud, heli-arc 9/16 nut to washer, spray with kroil, remove with socket, good luck

FSG

I'd stay away from the Ezy Outs as they are tapered and tend to expand the broken bolt as they screw in which makes the broken bolt tighter in the hub.  Instead look for and use Straight Screw Extractors similar to the Snapon Set , these have the correct sized drill bits for the extractor that is hammered into the broken bolt/stud and then a Hex Part that slides down over the outside that is turned by a normal box wrench.  You may need to apply a little heat to get it all moving.

gryphon

Others results may differ but I myself have never had good luck with easy outs on broken bolts or studs. If they snap off then you have a hardened piece of brokens steel to contend with. They do seem to work well on broken pipe nipples though.

BikerJim44

That bolt should be a grade 5 or 8 hardened bolt. get the correct size drill bit in a carbide, new preferably and some turpentine and a little squirt can or bottle of some sort. Use the turpentine just as you would drill/tap oil. You will have no problem drilling the bolt with the turpentine. A little trick I learned from our dear departed friend and mentor, Phil Ross. It works like a charm. I have drilled harned bolts and steel this way many times since I learned that little trick from Phil with excellant results. Spidey.
You can ride my hoss, Ride my woman but don't ever ride my bike.

fdrdr1

Thanks for all suggestions - I think I will try BikerJim44's method. Sounds like with a little patience it will work. Will keep you posted.