What Did You Buy Today?

Whatever you do, don't depend on some external device. Learn and use something in your head for doing rough figuring. And a "lookup table" for closer figuring. The electronic devices make things go faster but you must know roughly what you're looking for before you start.

60+ years ago I learned about then famous Native American Chief SOH CAH TOA - Mnemonic for trigonometric functions of a right triangle:

Sine =Opposite / Hypotenuse
Cosine = Adjacent / Hypotenuse
Tangent = Opposite / Adjacent

Still with me - like an earworm of 'It's a Small World'

And growing up with a slide rule instead of a calculator the first approximation was done mentally so you'd put the decimal point in the right place and not figure 300 / 12 was 288 due to fat thumbing the wrong function key.

I still have a few slide rules strategically placed around the house - no better tool for quickly re-proportioning a ratio!

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Stu
 
Got these the other day, after someone here posted them. Was going to make some, but don't think I could do it for $40 each, not to mention my time. Seem to be very well made, 12k pound capacity each, and will come in handy in the next month, when I should finally be moving all my equipment to the new space. Mike

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Thanks for the tips. Sounds like a plan. Mike

They work pretty well I bought a set. I recommend you only use 3 in most situations. Also a 5/8 rod through the handles of 2 to tie them together can really help. I then put another 5/8 bar in the third one to steer.
 
Got these the other day, after someone here posted them. Was going to make some, but don't think I could do it for $40 each, not to mention my time. Seem to be very well made, 12k pound capacity each, and will come in handy in the next month, when I should finally be moving all my equipment to the new space. Mike

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I have 2 sets of them, you get a 80,000# boiler up on them, they are still hard to move
 
You can also weld up something like this that fits on a bottle jack to use as a tie jack. It works great and not hard to make.

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I also use rubber pard on the top of my skates. Helps with gripping the skates like to slide out especially if they are not tied like I mentioned

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Good tips from all on the skates. I found out the hard way that 4 skates wander on uneven concrete, and that they need to be perfectly aligned. Otherwise, they have helped me move my 4500# mill around the shop with relative ease. Best to use two people and some Egyptian style pry bars.
 
Got these the other day, after someone here posted them. Was going to make some, but don't think I could do it for $40 each, not to mention my time. Seem to be very well made, 12k pound capacity each, and will come in handy in the next month, when I should finally be moving all my equipment to the new space. Mike

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Skates work really well on concrete, if you have trouble keeping 4 to stay under a machine try 3 out. its hard to get them to sit nice and not slide on 4 points :)
 
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