After 5 sets of drilling the bit was blunt?
----- Original Message -----
From: "Kevin Valentine" <>
To: "John Deikis" <>
Cc: <spridgets at autox.team.net>
Sent: Tuesday, August 16, 2011 3:49 PM
Subject: Re: [Spridgets] (no subject)
> John,
>
> Third party/aftermarket hardening?
>
> Kevin V.
> Tuscarora, Pa
>
>
>
> On Aug 16, 2011, at 10:35 AM, John Deikis wrote:
>
>> I just drilled out a box of spare axels to accommodate 7/16-inch
>> studs. All
>> had the same numbers and the same "late axel" groove machined
>> around the
>> spline end. But one of them was incredibly harder to drill out. In
>> fact, it
>> was impossible with my regular bits, while the other 5 went like
>> butter.
>> Obviously, some runs of "identical" axels had flanges, at least,
>> that were a
>> lot harder then the norm.
>>
>> Anyone else come across this...or have an explanation?
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