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hex bolt hole dimensions (Read 2132 times)

iwasmexican

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hex bolt hole dimensions
December 24, 2015, 10:23:21 pm
so if i were buying a drill bit for standard bolts (countersunk ones for moon holds), what size hex bit would it need? think those bolts are m10 but what size does that make the hex part?? cheers.

deacon

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#1 Re: hex bolt hole dimensions
December 24, 2015, 10:48:21 pm
Don't know about moon, but an m10 bolt would normally use a 17mm socket

dave

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#2 Re: hex bolt hole dimensions
December 24, 2015, 11:05:35 pm
From memory I think it's a sawn-off 6mm allen key you need.

Oldmanmatt

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#3 hex bolt hole dimensions
December 24, 2015, 11:07:06 pm
6mm.



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deacon

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#4 Re: hex bolt hole dimensions
December 24, 2015, 11:58:04 pm
I see where you're coming from now (it's late).
Yep 6mm :)

iwasmexican

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#5 Re: hex bolt hole dimensions
December 25, 2015, 10:20:59 pm
amazing, thanks all

 

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