⏣ General Metalworking

Denham lathe pictures

[IMG]http://www.polytechforum.com/img/2w[/IMG]shaft at the back of the lathe [IMG]http://www.polytechforum.com/img/2x[/...

0 comments posted 13yrs

posted by Stephen

0 comments posted 13yrs posted by Stephen

Details for a Denham lathe c1900-1910

I have recently aquired a very old Denham lathe which Tony of lathe.com tells me is from around 1900 but unfortunately...

2 comments posted 13yrs

posted by Stephen

2 comments posted 13yrs posted by Stephen

locking collar

I need to remove a pair of 2" diameter bearings on pillow blocks. Way back when my sprayer was built, they put the lock...

5 comments posted 13yrs

posted by karltownsend.NOT

5 comments posted 13yrs posted by karltownsend.NOT

A Very Light Car

While KiddingNoOne continues to live in fantasy land and is in total denial of what the Chevy Volt is (An overweight, f...

141 comments posted 13yrs

posted by jonbanquer

141 comments posted 13yrs posted by jonbanquer

Why are thread mills so expensive anyway?

Physically they are a comparable size and material quantity as a similar tap or similarly sized end mill, only the geom...

7 comments posted 13yrs

posted by aux3.DOH.4

7 comments posted 13yrs posted by aux3.DOH.4

cutting simple parts on lathe

I've been making some parts out of 1/2" aluminum rod which get turned down to 0.200 for 3/8" of an inch, and the end ch...

12 comments posted 13yrs

posted by presence

12 comments posted 13yrs posted by presence

plastic shear screws

Last year, I was air blast spraying the orchard, got out of position when turning and caught the spayer head on a three...

10 comments posted 13yrs

posted by karltownsend.NOT

10 comments posted 13yrs posted by karltownsend.NOT

Strut/channel foot?

Does Superstrut or other strut/channel system make a 90-degree segment that can be used as a foot? This shelf system fr...

3 comments posted 13yrs

posted by invalid

3 comments posted 13yrs posted by invalid

BBQ paint

What is the BEST bbq paint? I am redoing a Brinkman smoker, mostly sanded original paint. Just want something that will...

1 comments posted 13yrs

posted by steveb

1 comments posted 13yrs posted by steveb

Update on 787 Battery Problems

I just read the 18 March 2013 issue of Aviation Week. On pages 28-29, there are two articles on the 787 battery investi...

24 comments posted 13yrs

posted by joegwinn

24 comments posted 13yrs posted by joegwinn

Design Q: O-rings as wipers? Fuzzy O-rings?

I know o-rings are used in hydraulics as seals, wipers. But what about in a dry environment? Imagine a 3/4" sq bar free...

18 comments posted 13yrs

posted by fitcat

18 comments posted 13yrs posted by fitcat

Madness at the gun show

20,000 people looking for ammo. Midway has had 1,000,000 unique customers this year. There is no where on the internet...

63 comments posted 13yrs

posted by clarkmagnuson

63 comments posted 13yrs posted by clarkmagnuson

Danish wind turbines reach a record

Danish wind turbines reach a record copcap.com Friday, March 22, 2013 For the second time in two months the Danish wind...

2 comments posted 13yrs

posted by usenet

2 comments posted 13yrs posted by usenet

MSC Discount Code

I didn't know if they would allow it on "heavy" items, but it worked on 5 gallon bucket of way oil for me. MISS40W 40%...

13 comments posted 13yrs

posted by none

13 comments posted 13yrs posted by none

Vises?

Just reading a couple threads on various boards about vises and thought it would be a nice thread here Whatcha got? Som...

11 comments posted 13yrs

posted by gunnerasch

11 comments posted 13yrs posted by gunnerasch