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From: Leon Fisk <lfiskgr@gmail.invalid>
Newsgroups: rec.crafts.metalworking
Subject: Re: Drilling chainsaw bar
Date: Fri, 6 Sep 2024 14:37:59 -0400
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On Fri, 6 Sep 2024 10:10:59 -0700
Bob La Londe <none@none.com99> wrote:

>On 9/6/2024 4:06 AM, Jim Wilkins wrote:
>> I'd like to attach a 20" Husqvarna bar to an Alaskan mill with flush=20
>> flathead screws instead of the provided clamps to increase lower side=20
>> clearance for slabbing some of the bark off logs too wide to fit my=20
>> sawmill. I found suggestions for using a carbide masonry or glass drill=
=20
>> in the hardened steel, but nothing on possible damage to the tip=20
>> sprocket pivot from drilling through it between the four rivets.
>>=20
>> https://www.amazon.com/Husqvarna-20-Chainsaw-Guide-Bar/dp/B08HNCZWXX?
>>  =20
>
>As I am sure you are aware, but "chainsaw mill" is a thing.  How do they=20
>manage securing the blade on those?
>

Maybe just knock out 1 or 2 rivets and use those holes?

Youtube video here where a guy takes the roller tip off an Oregon Bar:

https://www.youtube.com/watch?v=3DXP_kGe8Q7pc

=46rom that video it looks like that center part that is riveted in might
be really hard, bearing surface metal=F0=9F=98=AC

--=20
Leon Fisk
Grand Rapids  MI