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You assume that every lathe has a threading gear box?...
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There are many product brand names that entered common usage to describe all like products.
Copyright laws are important, you lose the patent but...
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The automotive tire industry clings to inch rim diameters for some reason.
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Silver and Deming was a drill manufacturer in the past, they created the first reduced straight shank drill bits.
They are long gone but the name...
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Have wondered where you interests lie, this explains a good deal.
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The twist drill was developed in the 1860's, any manufacturer may create their own nomenclature and sizes or range of sizes and call them what they wish....Last edited by Bented; 01-18-2021, 08:56 PM.
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When a new person begins working at the shop their first job is running a bandsaw all day, most have no shop experience of any kind. Watching them uncoil...Last edited by Bented; 01-18-2021, 08:13 PM.
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It is a small part, rough mill then finish mill using .118" dia. end mills....
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Document your use of the product, if it does not meet the claimed performance then litigate the pants off of them.
If you win you may then buy a...
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When you post a picture of your $3000.00 handbag I will be suitably surprised if not gob smacked.
A handbag that exceeds the cost of most new machines...
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All lathes produce threads by the "lead" of the helix desired, including multiple start threads.
A 1 mm 60 Deg, V thread is .03937...Last edited by Bented; 01-16-2021, 03:05 PM.
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1 mm = 0.03937007874015748031496062992126", many home shop machinists find this daunting....
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EVERY price is correct.
If someone is willing to pay it.
The cost of producing a product is not related to its value in the...
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Only integers are not fractions
For practical purposes in machining all numbers expressed in decimal form are fractions with a common denominator....
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Viscous drive coupler between the motor and machine, this is how rapid motor starts were controlled before VFD became cheap enough for most applications....
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Common materials often have deleterious effects on tools, some release residual acidic compounds induced during manufacture.
Tanning leather for...Last edited by Bented; 01-16-2021, 11:09 AM.
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I suspect that asking someone to cut a board 2447.925 mm long would be far easier for them.
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I generally measure the jaws with a ruler based on the rings cut into the chuck face. If the "round" stock is not particularly round this is...
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All are fractions, 1/8" is also expressed as125/1000".
Using a common denominator is easier.
10.20 mm is also expressed as...
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