Randy, I am posting your question to the USMA listserver, and I'm confident
that one of our list subscribers will have an answer for you and reply to your
question.
Paul
- Original Message -
From: Randwulf Technologies
To: Paul Trusten
Sent: 10 August, 2010 11:45
Subject: Why no 18
I don't think it has anything to do with metric. The $1 bill fits in our
wallets with other bills. The $1 coin has to be carried as change. To carry a
given dollar amount, the coin is more than 8X heavier. It is also slightly
more
volume after packing factor is considered. We have vending
My open-end wrench set and my half-inch drive socket set both include 18 mm (I checked), so I can't relate to the statement they aren't sold here. In ANSI/ISO thread spec, 18 mm is the A/F (across flats) head size for a 12 mm bolt. In the DIN and JIS standards, 18 mm is not used, they jump from 17
This chart disagrees with the other one I consulted (and I probably trust this more):
http://www.sizes.com/tools/socket_wrenches_metric.htm
It says 18 mm is strictly an ANSI spec head, all other specs use 17 mm or 19 mm heads for 12 mm bolt. However it does show 18 mm sockets as available in the
I have 18mm sockets and wrenches. This is simply that the use of 18mm is much more rare than 17 or 19. Usually "sets" are collections of tools that are used most commonly. (Especially the less expensive or smaller sets.)If you get a more complete set (go to Sears and check out a complete
.
http://www.google.com/hostednews/afp/article/ALeqM5hqHOZQm_vnrceW481BMSphXSyQTg
Of course, AP can't admit that grams exist, and don't understand
Imperial/Customary well enough to use the right ounce, so it has grown to 1
(av)
oz. http://news.yahoo.com/s/ap/20100811/ap_on_re_mi_ea
Americans do not like the $1 because we already carry too much change in
our pockets. That is because we have all those silly pennies, nickels
and dimes. Most sensible countries tend to round their prices to whole
numbers. A hamburger that costs $3 in most countries will have a listed
Subject:
[USMA:48352] Re: US $1 coins
From:
John M. Steele jmsteele9...@sbcglobal.net
Date:
Wed, 11 Aug 2010 03:31:51 -0700 (PDT)
To:
U.S. Metric Association usma@colostate.edu
I don't think it has anything to do with metric. The $1 bill fits in our
wallets with other bills. The $1 coin has
Your analysis does not negate 8X the weight.
The volume comparison depends on how you do it. Dollar bills form nice,
rectangular solid packs. coin stacks give cylinders and shipping requires hex
close pack packing to form rectangular shapes. Using US Treasury dimensions, a
million paper