⏣ General Metalworking

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Rat lapping

Has anyone heard of a metalworking process called "rat lapping"? I am researching an old firm and found a reference in...
20 comments posted 15yrs
posted by christopher.tidy
20 comments posted 15yrs posted by christopher.tidy

Update on Mary

I have friends here that care, other readers please ignore. We were at Mayo Monday and Wednesday. We now have a course...
43 comments posted 15yrs
posted by dforeman
43 comments posted 15yrs posted by dforeman

File coarseness

Hi there I use files quite a bit in my shop. I grab one & feel it's coarseness w/ my thumb & look @ it's shape to decid...
36 comments posted 15yrs
posted by jdrew001
36 comments posted 15yrs posted by jdrew001

I broke the biggest piece of steel ever!

One of my 20 ton presses is a straight-side and not an OBI. The bed will move up and down with a big screw and handwhee...
9 comments posted 15yrs
posted by at
9 comments posted 15yrs posted by at

DB connectors

I need to make up connectors like you see on the back of a computer. My servo amps have a couple 2 row 15 pin, a 2 row...
71 comments posted 15yrs
posted by karltownsend.NOT
71 comments posted 15yrs posted by karltownsend.NOT

Homemade Mounting Block

Well, I got the two antibacklash nut mounting blocks I needed to make for sure done this morning. (The third I may be a...
1 comments posted 15yrs
posted by nospam
1 comments posted 15yrs posted by nospam

Monarch 10EE and VFD conversion

Found a 10EE in the SF Bay Area on Craigslist, http://sfbay.craigslist.org/sby/tls/2034511321.html Generator model, say...
62 comments posted 15yrs
posted by janders1957
62 comments posted 15yrs posted by janders1957

OT - Pure Gas

http://pure-gas.org/ Myself, and aparently many others. Find that the new "10% ethanol" motor fuel gives about 15% less...
22 comments posted 15yrs
posted by cayoung61**spamblock##
22 comments posted 15yrs posted by cayoung61**spamblock##

shooting stars

apropos of nothing in particular regarding this game (in which the referee just made a horrible call= Clarkson gets cal...
8 comments posted 15yrs
posted by rangerssuck
8 comments posted 15yrs posted by rangerssuck

Cutting Vs Forming

I've been slowly retrofitting a MaxNC mini mill that was all clapped out and had V screws over to acme screws with anti...
8 comments posted 15yrs
posted by nospam
8 comments posted 15yrs posted by nospam

fa: Hilti screw/nut driver 99 cents

here's the link, maybe some of you can use this http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=300488061341
1 comments posted 15yrs
posted by Nobody
1 comments posted 15yrs posted by Nobody

Ryobi reciprocating saw blade retention issues

I have two reciprocating saws. My Super Sawsall works well but on occasion (like going to the Pick&Pull salvage yard) I...
5 comments posted 15yrs
posted by aribert
5 comments posted 15yrs posted by aribert

One-off hole on steel ball

Well two actually; but need them centred; and I don't want to mark the balls. I'm thinking to make a centred hole in a...
15 comments posted 15yrs
posted by none
15 comments posted 15yrs posted by none