⏣ General Metalworking

Roman dodecahedron

Can anyone figure out what was it used for? http://en.wikipedia.org/wiki/Roman_dodecahedron-- Boris

28 comments posted 15yrs

posted by borism_void_

28 comments posted 15yrs posted by borism_void_

Hand grinding of drill bits

I just wanted to hear, from Karl or someone else. How hard was it to learn to grind drill point freehand, on a tool grin...

11 comments posted 15yrs

posted by ignoramus21994

11 comments posted 15yrs posted by ignoramus21994

OT: dual input temp controller source

I'm looking for a dual input/differential temperature controller, in something like a 1/16 DIN size. Oddly this seems t...

12 comments posted 15yrs

posted by presence

12 comments posted 15yrs posted by presence

More Bridgeport mill help needed

Apparently my motor was originally a 115/230 motor, judging by the stamped out numbers on the motor plate. It has been...

10 comments posted 15yrs

posted by fusion640

10 comments posted 15yrs posted by fusion640

Widget

--Made this contraption a few yrs back but only just got the photo up. Very useful if you've gotta drill a bunch of tiny...

3 comments posted 15yrs

posted by steamer

3 comments posted 15yrs posted by steamer

Sharpening drills with a tool grinder

Today, I fixed an old Rockwell tool grinder, looking extremely similar to this: http://goo.gl/M7uws (Baldor.Com) and th...

38 comments posted 15yrs

posted by ignoramus5230

38 comments posted 15yrs posted by ignoramus5230

OT: lighting for shops in a cold climate

Is it true that incandescent lamps will become obsolete in the near future? If so, how will folks get light into a cold...

16 comments posted 15yrs

posted by spaco

16 comments posted 15yrs posted by spaco

What is it? Weekend Edition 12

People send me a lot of unusual items that they are looking to identify, maybe a third of them get posted on the web si...

21 comments posted 15yrs

posted by rhvp65

21 comments posted 15yrs posted by rhvp65

Chipper Shredder plans

i have cleaned up a good bit of the lot and now have several piles of yard waste to get rid of. I would like to chip an...

38 comments posted 15yrs

posted by dcaster

38 comments posted 15yrs posted by dcaster

OT (disposable) battery replacement schedule - partialy shop related

Greetings all I am interested in finding out what others do with respect to changing out disposable batteries (AAA thru...

11 comments posted 15yrs

posted by aribert

11 comments posted 15yrs posted by aribert

What size motor for a -south -bend 9"?

Hi What size motor is suitable for a 9" South Bend lathe?

10 comments posted 15yrs

posted by leiti_FJERNES_

10 comments posted 15yrs posted by leiti_FJERNES_

What is it? Set 391

I need some help with two of them this week: http://55tools.blogspot.com/ Rob

34 comments posted 15yrs

posted by rhvp65

34 comments posted 15yrs posted by rhvp65

What percentage of machinists are conservative?

Generally, occupations, where the final arbiter of truth is aesthetics, are dominated by liberals. Generally, occupatio...

75 comments posted 15yrs

posted by clarkmagnuson

75 comments posted 15yrs posted by clarkmagnuson

ShopFox lathe update

The new lathe arrived last evening from Woodstock International. It's new. Paint is good. Gap block was match-ground to...

8 comments posted 15yrs

posted by lloydspinsidemindspring.com

8 comments posted 15yrs posted by lloydspinsidemindspring.com

leading

I'm in the process of rebuilding a bicycle frame and am left with some minor dings and scratches which I want to fill a...

44 comments posted 15yrs

posted by johnbslocomb

44 comments posted 15yrs posted by johnbslocomb