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QT: [1/2" x 13 thread is a surprise.] I'm not sure about (1/2 -13) that is the reason I said try by hand.
Often they are on Ebay but now only one is shown looks pretty poor and I cant tell by...

somewhat high price new.

Sopko
William Sopko & Sons Co., Inc - Standard Taper Wheel Adapters

Looks like the standard SG mount and it may be a 1/2-13 thread.
You can try a 1/2-13 by hand to...

After hours $150..that is interesting.

Stefor also made a grinder like that.

So what would seem the reasons the spindle won't engage?

That could be the hardness or grit size of the wheel. Could also be the speed of long travel across the part or the cross amount.

The wheel is like a mill cutter so if you push it too hard/fast it...

Good to know upfront how cold weather will affect an EV.
Electric vehicle batteries perform worse in cold weather, AAA study finds

Quote Originally Posted by EmanuelGoldstein View Post
It is "natural law." All human societies are basically "socialist" when they start out. It's only when they get more complex and some people are...

Could be a little sticky in the vertical column Just a quick guess.
A little too much clearance in the vertical slide.
A change when you change the cross direction to come back on the part can be...

QT: [Well ,Elons got the right idea to make money.......says he's (using stakeholder money) buying $1.5B in giddycoins...]

Great idea, He buys and all his groupies jump in to follow the leader,...

WoW, that is a crazy horse photo. My granddaughter's new horse was trailer shy and reared up, over backward and died at loading.

The Green Idea likely includes halting natural gas-fired...

Here find a 2018 catalog:
https://www.deltronic.com/literature/Deltronic-Gage-Guide-2018.pdf

Back in the day that I made one-up/fewup gages, I could easily spend an hour on a set.
Often I would...

You might be saying "That dirty bugger boss embarrassed me so I'm going to have a fit and nitpick everything wrong in his doings until he fires me, that will teach him a lesson."

The boss might be...

OP: [So I don't know if it's my fault or the fact that he skimps on maintenance.]

Take care, consider he, your boss may be reading your posts here on PM.

The worst thing for job security is to...

Likely someone is making $60 USD per hour and paying you perhaps $9.00 per so show much grief and know he is still making out fine..Likely he is making only $10.00 per and getting chewed out by his...

Likely soon they soon will mandate electric trucks only for hauling any kind of fuel..even firewood and candle wax.

I carry a couple of candles in my snow machine, I could likely live one or two...

Fake news is so common nowadays somebody has to have/hold a stand on actual thinking.

The Hollywood crowd is devoted to fantasy, Much of the government is devoted to being stupid to get votes, The...

With that, it seems you were wrong and you did not check with due caution. You might need a .020 shim to feel the tool height to the part if not able to see +- .005 as needed.

You should not lose...

And if the workload is so fast jumping between machines then the shop inspector or the boss needs to perform the inspection of the first part/s.

Everything is said to you once and if you forget...

It then sounds like perhaps the work demand is strict. If not being fired then your error is not so bad.

Likely you have to show grief for a time to be forgiven and the next flub by some other...

QT: [So about 8 pieces got ruined simply because]
Why 8 pieces and not one or two? Is that what you have to work on are you hopping around from one machine to another or do you have time between...

Then go to ace hardware and buy the screws imperial and metric closest to what Larry's method proved and try them by hand to find the one that fits. (seems lately ACE has the best selection)

I...

OT [no POS spinner made in China junk. I already have one of those]
I have not tried a pos spin index. How bad is it running a part in a collet??

I like to finish shaft making between centers with having all IDs and Ods running near-dead true.
Sometimes that can be a lot of work, even 4 jawing one end and the out end in a steady.

if you have size to play with milling long-sided you might be skillful and lucky...0r not.
But with square and size both critical, it can be a bugger..good that you have your Dad.

Let us know how...