⏣ General Metalworking

Tap shank sizes

I am continuing to think about how to hold taps and I am slightly confused about shank sizes for taps. I saw a table fo...

19 comments posted 15yrs

posted by ignoramus11979

19 comments posted 15yrs posted by ignoramus11979

Criticality

I could not sleep for a while last night and what I was thinking was about criticality. Let's say that you have a pile...

70 comments posted 15yrs

posted by ignoramus11979

70 comments posted 15yrs posted by ignoramus11979

Panic Selling on the Nikkei

Nikkei closed down 10.55 % on panic selling. The Nikkei fell as much as 14 percent at one stage, before closing down 10...

4 comments posted 15yrs

posted by dav1936531

4 comments posted 15yrs posted by dav1936531

Civil defense yellow radiation detector

I have something that is a yellow steel box, called a civil defense radiation detector. http://www.radmeters4u.com/cdv7...

8 comments posted 15yrs

posted by ignoramus1540

8 comments posted 15yrs posted by ignoramus1540

"No risk" from Japanese reactors

Whether you believe this story or not, it has some metal(working) in it. http://www.businessinsider.com/japan-reactors-p...

1 comments posted 15yrs

posted by billy

1 comments posted 15yrs posted by billy

New View of Fukushima 1 and 3

Click on the picture. Then click on the expansion box that will pop up in the lower RH corner. It opens up to be pretty...

0 comments posted 15yrs

posted by dav1936531

0 comments posted 15yrs posted by dav1936531

Starrett DigiChek Height Gage

I won a used 12" Starrett #258 Digi-Chek on ebay for $200. I've never used on of these, but it looks like it's for doin...

2 comments posted 15yrs

posted by msmith5242

2 comments posted 15yrs posted by msmith5242

Homebrew stud extractor

You know when you want to extract a short, unbroken stud from a casting without damaging it, but it's stuck tight? Well...

26 comments posted 15yrs

posted by cdt22NOSPAM

26 comments posted 15yrs posted by cdt22NOSPAM

What the media is ignoring in Japan

Folks, I have studied this situation very carefully. I have been watching it closely since the late 1950s, and we have...

12 comments posted 15yrs

posted by rangerssuck

12 comments posted 15yrs posted by rangerssuck

Fukushima #3 Using Plutonium Fuel?

According to this article, the recently exploded reator number 3 at Fukushima was using "mox" as a fuel. QUOTE: "Last y...

14 comments posted 15yrs

posted by dav1936531

14 comments posted 15yrs posted by dav1936531

Servo drive spec for EMC2 use

Having now tested my servos on the Shizuoka and found all working, I now need to spec some servo drives. If I understan...

16 comments posted 15yrs

posted by nil

16 comments posted 15yrs posted by nil

keep solder from spreading

What's a good way to keep solder from flowing or wetting copper or brass parts being soldered- sort of like an anti-flux...

19 comments posted 15yrs

posted by presence

19 comments posted 15yrs posted by presence

archer tapping head

Hello there , just joined and am looking any info on an Archer No 1tapping head ,ie operating instructions/ torque setti...

0 comments posted 15yrs

posted by bitsinbobs_at_yahoo_dot_co_dot

0 comments posted 15yrs posted by bitsinbobs_at_yahoo_dot_co_dot

drill old gass

Milady needs me for my shop skills. Don't happen that often. She has old canning jars. The type with a glass lid and a...

31 comments posted 15yrs

posted by karltownsend.NOT

31 comments posted 15yrs posted by karltownsend.NOT

Toolholder

4 comments posted 15yrs

posted by mike.terrell

4 comments posted 15yrs posted by mike.terrell