Hacker News
new
|
past
|
comments
|
ask
|
show
|
jobs
|
submit
login
sokoloff
on Nov 3, 2021
|
parent
|
context
|
favorite
| on:
Show HN: I built a CNC-machine from scratch, using...
For a framer, 1/8” is precise enough. For a finish carpenter, 1/32” is precise enough. For a 3D printer, 0.004” is precise enough. For a machinist, 0.0005” is precise enough.
curtain
on Nov 3, 2021
[–]
0.004" is read as "four thou", and 0.0005" as "five tenths", as in five tenths of a thou, FWIW.
I only picked up imperial thanks to binging This Old Tony videos.
sokoloff
on Nov 3, 2021
|
parent
|
next
[–]
If you enjoy
https://www.youtube.com/c/ThisOldTony
, you might also enjoy
https://www.youtube.com/c/Clough42
https://www.youtube.com/c/Blondihacks
and
https://www.youtube.com/user/JohnGrimsmo
mNovak
on Nov 3, 2021
|
parent
|
prev
[–]
Unless it's PCB, in which case its "4 mil", as in milliinches, among the great bastardized units
Guidelines
|
FAQ
|
Lists
|
API
|
Security
|
Legal
|
Apply to YC
|
Contact
Search:
