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What's the limit on hydraulic jacks?

Say that I have a 20T jack. If it has a 4" dia slave cylinder, that means a (max) pressure of 20 x 2000 / (PI x 2^2) =...
1 comments posted 16yrs
posted by bobengelhardt
1 comments posted 16yrs posted by bobengelhardt

Bosch grinder switch - in its praise

I found a 7" Bosch angle grinder at the dump. Didn't work, but the good news was that it was totally dead - meaning tha...
0 comments posted 16yrs
posted by bobengelhardt
0 comments posted 16yrs posted by bobengelhardt

Just another airplane model?

I think not. Dentists are also responsible for many highly detailed model ships, as well. Must be a character trait tha...
7 comments posted 16yrs
posted by spam
7 comments posted 16yrs posted by spam

Drilling Hole Near Wall Without "Drift"?

I need to drill a clearance hole for a #8 bolt (0.165" dia) through ~ 1 1/4" of 6061-T6 aluminum. The first half is wel...
5 comments posted 16yrs
posted by gwhite
5 comments posted 16yrs posted by gwhite

Slightly OT BUT METAL CONTENT

I want to make some leaders of a special nature for fishing. What I want to make are pieces of wire, starting about 2"...
8 comments posted 16yrs
posted by deserttraver
8 comments posted 16yrs posted by deserttraver

Poly pipe entering crawlspace

I have my pipe in the ditch. I have a hole in the block foudation of the cral space. The hole is not much below grade....
5 comments posted 16yrs
posted by stryped1
5 comments posted 16yrs posted by stryped1

Newest Refurb project

I dug out my OM Larios mill from storage today (another story..geeeze) and set it out in my repair area for a rebuild a...
6 comments posted 16yrs
posted by gunner
6 comments posted 16yrs posted by gunner

Delrin bushing machining?

Hi all, I'm not terribly experienced at machining delrin, but the wife asked me to try to replace some bushings on the...
11 comments posted 16yrs
posted by ask
11 comments posted 16yrs posted by ask

Zero Setters (For Tool Length Offsetting in CNC's)

To All: Just in case someone might be interested. I used a 1" Indicating Zero-Setter from SPI for over a decade. One of...
24 comments posted 16yrs
posted by bottlbob
24 comments posted 16yrs posted by bottlbob

Arrow Trucking Shuts Doors

BREAKING NEWS: Arrow drivers wake to nightmare before Christmas Tuesday, Dec. 22, 2009 - On Tuesday, as many as 1,400 t...
55 comments posted 16yrs
posted by azotic
55 comments posted 16yrs posted by azotic

OT-sleeping computers

It seems that you are not supposed to turn off the newer computers. My new one (Compaq, made by HP) can only be put to...
4 comments posted 16yrs
posted by mkoblic
4 comments posted 16yrs posted by mkoblic

Steam to the rescue!

Due to a bit of snow and ice on the 750V third-rail on Monday, a few trains didn't run in Kent. Luckily, there was a ni...
6 comments posted 16yrs
posted by randm
6 comments posted 16yrs posted by randm

OT: Anti-Gravity & Monty Hall

Given the group now prefers OT subjects to metalworking here is something for you to use the brain power on: http://www...
0 comments posted 16yrs
posted by steve.withnell
0 comments posted 16yrs posted by steve.withnell

Colander Repair

A few days ago, a foot broke off of my wife's favorite colander. I was going to replace the colander, but she has had f...
38 comments posted 16yrs
posted by joegwinn
38 comments posted 16yrs posted by joegwinn