[sdiy] 1/4" jack drill bit size?

[Prototek]

    Thanks to all that gave tips about the drill. I'm definitely going to
check out the ones mentioned.

                        Thanks again,
                        John

on 11/16/02 11:54 PM, patchell at patchell at silcom.com wrote:

> Standard 1/4" jacks use a 3/8" hole...
> 
> I would recomentd getting what is called a "brad tipped" drill.  Here in the
> states, you can get these at Orchird (OSH).  They look like a regular drill,
> but
> the business end is flat with a little tit in the center.  When drilling thin
> material, these will make nice round holes.  Another choice would be a step
> drill...not too sure how that would work in plastic.  Also, drill at slow
> speed...don't want to melt the plastic.
> 
> Prototek wrote:
> 
>> I wanted to mount some 1/4" jacks in a plastic case today but didnt know
>> what size bit I should buy. My first guess was to get a 1/4" bit but when I
>> saw it it looked way to small to make a hole for the jack. What size do I
>> need?
>> 
>> Thanks,
>> John
> 
> --
> -Jim
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