Looking for a program that will calculate as described here.
How to Select Gage Blocks for Use in Combinations
Google came up with this..
How to Select Gage Blocks for Use in Combinations online calculator
Gage Block Calculator | iPhone iPad Apps! Appsuke!
Are these clear enough?
Rear one without the vent has dropped edges like a tin lid.
Edit...
I did not think to check if rear cover had gap under edge for ventilation.
There is an answer on the other site that says to leave the allen key in for leverage and twist the opposite end to unscrew.
Photo of attachment as well showing the parts.
Nice to get a follow up on posts like this.
Interested in the follow up on inserts. I am getting birds nests but not a big problem as not turning a lot of aluminium.
If Amal do not get back to you, try contacting the Sammy Miller Museum.
Sammy Miller Museum | Contact Us
The have rebuild rare motorcycles for years, and have ways to find hard to find information. and may have the specs you are asking for in their archives
.
British Museum may be able to identify the painting.
Collections Search | British Museum
Collections Online | British Museum
Edit - to add this..
Peter Stubs - AbeBooks
Put the tube in lathe chuck, inside another tube for protection, put small disk with pins for the cap holes in tailstock chuck, unwind by turning lathe chuck by hand.
Would one of these work to get two tools in one turret position?
VDI30 FORM A1 BLANK L= 85 mm
https://www.toolholdershop.com/images/large/VDI%20Boring%20Bar%20Holder-430.jpg
Dovetail jaws I mark to use again.
Edit - to add.
Before I sold the Bridgeport I was using and Abwood vice, the fixed jaw was removed and one soft jaw bolted in its place, the moving soft jaw run on two dowels and a couple of springs to push the jaws open.
Don't have Bridgeport now...
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