Reduce Scrapping and Smelting, Promote Component Reuse > Complete Machines
> 1920 1940
> DuPage County
> New 12" master precision level for machinist tool .0005
New 12" master precision level for machinist tool .0005
* Main level vial is graduated to 10 second accuracy, one division equals .0005" per foot
* Additional cross level to check side declinations
* 2 graduated vial to check for lateral and horizontal settings
* Base is hand scraped for extreme accuracy
Picture is the example of an 8" master precision level, this listing is for 12".
