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need cap for residential A/C service valve

I topped off the R-22 in my ancient home A/C yesterday, and when putting it all back together, I dropped the cap for th...
5 comments posted 5yrs
posted by elson
5 comments posted 5yrs posted by elson

Uses of fatigue and creep?

Hi folks, I'm working on a book and am taking a close look at the mechanisms which damage and destroy machines: wear, c...
6 comments posted 5yrs
posted by christopher.tidy
6 comments posted 5yrs posted by christopher.tidy

Submerged softwood?

Hi folks, I know this isn't quite metalwork, but is it a shop-related question and nothing to do with politics, so here...
30 comments posted 5yrs
posted by christopher.tidy
30 comments posted 5yrs posted by christopher.tidy

Rusty boat trailer

Hi all, I'm looking buying a boat, but concerned about the trailer (images can be seen here: https://imgur.com/a/mtkIlS...
21 comments posted 5yrs
posted by none
21 comments posted 5yrs posted by none

OT: Items in a metal box are cooler?

Metal is cooler than ambient temperature? Is the temperature inside of a metal box cooler than ambient temperature? I n...
25 comments posted 5yrs
posted by always.look
25 comments posted 5yrs posted by always.look

Cheap Import Surface Grinder - Coolant

A while back I picked up an inexpensive (relatively speaking) 6x12 surface grinder. It does a pretty decent job for lig...
6 comments posted 5yrs
posted by none
6 comments posted 5yrs posted by none

Re: Source for 1/4" x 32 set screw?

> I finally got the damaged collet key removed from my B'port C head spindle > but found it's threaded 1/4 x 32. Anyone...
6 comments posted 6yrs
posted by kndmachine
6 comments posted 6yrs posted by kndmachine

Where to buy one 5/8" 16 TPI nut?

Looks like DeWalt's mud mixer drill spindle is 5/8" 16 TPI. It measures .59 inches outer diameter and it's shaved down...
12 comments posted 6yrs
posted by always.look
12 comments posted 6yrs posted by always.look

What grease is this?

https://www.flickr.com/photos/27532210@N04/? Will good NLGI 2 grease work? Thanks.
2 comments posted 6yrs
posted by always.look
2 comments posted 6yrs posted by always.look

Been fun folks!

Well time has come to drop my paid Usenet service very soon, and frankly not going to bother looking for a free one. 2...
8 comments posted 6yrs
posted by janders1957
8 comments posted 6yrs posted by janders1957

Little metal cutting portable bandsaw rocks!

Once again, my small Dewalt metal cutting portable bandsaw slices through thick hard metal like butter. Using a Dewalt...
0 comments posted 6yrs
posted by always.look
0 comments posted 6yrs posted by always.look

Steel pipe for flag pole

I have one of those cheap aluminum flag poles because I don't want to spend $1200 on a high dollar one. It uses 2" pipe...
23 comments posted 6yrs
posted by kleake1
23 comments posted 6yrs posted by kleake1

Power feed problem

I have a Central Machinery (HF) power feed on the X axis of my RF45 clone mill and it's acting weird . Works fine on th...
6 comments posted 6yrs
posted by Snag_one
6 comments posted 6yrs posted by Snag_one