⏣ General Metalworking - Main Page

⏣ General Metalworking All aspects of working with metal.. This forums is a Web, Mobile and Social Media interface to rec.crafts.metalworking.
There are 377865 articles in 29901 discussions. See the most recent and the best rated articles in ⏣ General Metalworking

The most recent discussions

A new pivot bolt

April 4, 2020, 1:17 am

very worn , enough that when I tried to drag the dirt/gravel/whatever instead of pushing it the lock bolt for angling the blade would disengage and let the blade swivel freely . So I used up my l... Read more »

What Exactly is a "Dense" Magnetic Chuck?

April 2, 2020, 9:48 pm

I recently ordered a small surface grinder (may regret it, but...), and I was looking around at magnetic chucks. I noticed that dense magnetic chucks seem to be cheaper than others. What exactly ... Read more »

v-up 7018 fillet - stringer more productive than weave?

April 1, 2020, 6:03 pm

Advice on stringer-bead vs weaved-bead, if you could... Often gaps - sometimes on temporary works big enough to slide your little finger in - so about 10mm (3/8th-inch) (the crew I was with could ... Read more »

Cures for the Plague in 1665

March 30, 2020, 2:01 pm

http://www.gutenberg.org/files/61703/61703-h/61703-h.htm Whatever doesn't kill you makes you stronger, and vice versa. Do NOT try #6. #22; ...put in fifty Scorpions or as many as you can get, ... Read more »

Re: Must cut 40mm hole in 1/4" aluminum bar

March 30, 2020, 6:56 am

I tried a hole saw in my cheap drill press. Works perfectly for hardwood, but doesn't work for 6061 aluminum. I might try removing some teeth from a hole saw, see if it cuts a little better without... Read more »

Diesel 500HP marine - straight-6 vs V12

March 22, 2020, 7:05 pm

Hello all You are a group with a lot of technical interests and knowledge. Boats - for a vessel with a single screw and about 500HP, or a twin-screw vessel with about 1000HP (500HP each engine and... Read more »

mag base remagnetizing

  [ 2 3 ]
March 14, 2020, 9:25 pm

Has anybody remagnetized a rotary on-off mag base before? I was thinking about a large capacitor and some turns of wire on EI transformer core with the Is removed and the indicator base across th... Read more »

Hoarding toilet paper and water because of COVID-19 smacks of mental illnes...

March 13, 2020, 11:05 pm

Leading mental heath experts have expressed concern over the knee-jerk reactions by liberal Democrats over the coronavirus. Overreacting to a random virus by stockpiling non-critical items can act... Read more »

Where can I buy good used electric motor for my Boyar-Schultz surface grind...

March 13, 2020, 1:00 am

The electric motor is belt-driven to spindle. Read more »

Re: Weiber starts but won't run

March 10, 2020, 1:43 am

You posted it, remember? Read more »

Click here for other recent discussions »

The best rated discussions

Hypertherm Powermax 1000 model numbers

rating: 5

I just picked up a used Hypertherm Powermax 1000 G3 series model# 083169. I was looking at the brochure on the hypertherm website for the powermax 1000 and it lists the model# 083179. Does anyone kn... Read more »

Pictures of the insides of a Troyke rotary table

rating: 5

For those wondering about rotary tables and what are they like inside, here are some pictures of my disassembly. I mostly took them to remind me how to reassemble it back, but I am hoping that maybe ... Read more »

source for silver planchets?

rating: 5

I would like to attempt making some silver family coins for gifts this christmas. I have some rough attempts at a die for the coin, but before I get too deep into the project, the question came up as... Read more »

Expanded threading chart for 9x20 lathes NOPOL

rating: 5

Posted to the dropbox, is an expanded chart for threading gear combinations on the imported 9x20 lathes. It was created by someone (smarter than myself) to a Yahoo lathe group. It shows that the popu... Read more »

Question about Brown and Sharpe number 10 Collets

rating: 5

Hi folks, Can anyone tell me what the #10 B+S collet is equivalent to?.... looks very similar to the Hardinge 1675, the CVA 33 and the Myford MA99E...... Just curious , though I'll find out as soon a... Read more »

How do they make grub screws?

rating: 5

Yesterday I was holding in my hand a grub screw. A rather ordinary object, costing no more than a few cents, but I realized I have no idea how they are made. The threads are no problem, but how do t... Read more »

Clone 4" Kurt-style Mill Vise Acquired

rating: 5

I recently bought a made-in-China knockoff of the Kurt D-40 4 mill vice, this being a nice size for my Millrite vertical mill. What I got is an Enco SR425-7241, which was on sale plus free shippin... Read more »

Clausing 6914 - Way Wipers

rating: 5

Today I replaced the way wipers (made of thick wool felt), which led to a discovery. The carriage had always left a trail of black oil on the front V rail as the carriage moved back and forth, and... Read more »

Logan 1100004-T lathe home

rating: 5
  [ 2 ]

We got the Logan lathe loaded and trailered back to the shop today without incident. I'm not going to convert it, just restore it. It's in almost cherry condition except for the paint and the t... Read more »

FS: Harbor Freight 7" x 10" PRECISION MINI LATHE

rating: 5

I have for sale the Harbor Freight 7 x 10 PRECISION MINI LATHE . Purchased at Harbor Freight in Orlando FL. The lathe is new in the crate, the only the lid was opened to look inside. With most (all) ... Read more »

Polytechforum.com is a website by engineers for engineers. It is not affiliated with any of manufacturers or vendors discussed here. All logos and trade names are the property of their respective owners.