PB Blaster: Available at most any hardware store. 73,Dick, K2ZR
-----Original Message-----
From: TowerTalk [mailto:towertalk-bounces@contesting.com] On Behalf Of Don
W7WLL
Sent: Saturday, April 11, 2015 2:07 PM
To: Towertalk
Subject: [TowerTalk] Loosening Rusted Hardware
Patrick, is this the University report on alternatives to WD-40 you were
referring to?? This was also some info an a mechanical mag but I didn't
keep it.
<https://www.engineeringforchange.org/news/files/ENGR103-WD40Alternative-Fin
Report.pdf>
https://www.engineeringforchange.org/news/files/ENGR103-WD40Alternative-FinR
eport.pdf
Don W7WLL
-----Original Message-----
From: Chris
Sent: Friday, April 10, 2015 12:19 PM
To: <mailto:towertalk@contesting.com> towertalk@contesting.com reflector
Subject: Re: [TowerTalk] Zerk fitting for MA-40
Left handed drills have the battery polarity reversed as well...requires a
special charger. :-) Also don't forget to have a metric crescent wrench
available to take out the remains of the zerk fitting when it gets loosened
up.
Chris
KF7P
On Apr 10, 2015, at 1:04 PM, TexasRF--- via TowerTalk wrote:
> Patrick, assuming ATF means automatic transmission fluid, a wiki
> search shows there are more than ten different flavors in use. Wonder
> which one is recommended?
>
> On the subject of left handed drill bits: what would the intended use be?
> Drilling left handed holes? Use with left handed drill motor? Having
> survived thus far without needing one I am wondering what I have
> missed out on.
> Since easy out tools are readily available and most likely a lot more
> robust than left handed drill bits seems the actual need is not
> great. Probably less expensive as well and I see one tool fits
> several size bolts.
>
> Now that it has come to light that drill bits can be used in place of
> an easy out tool, it seems that there will be no need to buy an easy
> out tool for reverse threaded bolts; a regular drill bit will work
> for that purpose.
>
> Yea, it is a slow day here!
>
> 73,
> Gerald K5GW
>
>
>
> In a message dated 4/10/2015 1:41:01 P.M. Central Daylight Time,
> <mailto:patrick_g@windstream.net> patrick_g@windstream.net writes:
>
> An extensive university (I forget which one) engineering department
> study tested penetrating oil products like Rust Buster, WD-40, etc.
> None, including the expensive ones beat a 50-50 mix of ATF and Acetone.
>
> I mixed up some and have been getting good results. I recommend you
> try this mix before you give up on Easy-Outs and their ilk. Left
> handed drill bits work in some instances but be careful with the
> smaller sizes as when they break off they are in the way of trying other
approaches.
>
> Good luck to you.
>
> Patrick NJ5G
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