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Re: [TowerTalk] Loosening Rusted Hardware

To: "'Don W7WLL'" <w7wll@arrl.net>, "'Towertalk'" <towertalk@contesting.com>
Subject: Re: [TowerTalk] Loosening Rusted Hardware
From: "Dick, K2ZR" <k2zr@arrl.net>
Date: Sat, 11 Apr 2015 15:07:45 -0400
List-post: <towertalk@contesting.com">mailto:towertalk@contesting.com>
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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