Chip Volume, Speed and Feed Calculator Kearney & Trecker + Cleveland Twist Drill

Description

HI. Here we have this great Chip Volume, Speed and Feed Calculator from 1971.
Kearney & Trecker Corporation, Milwaukee, Wisconsin 53214, U.S.A.
Designer and builders of precision and production machine tools since 1898.
It does show some ware.
As a bonus you also get a
Vintage Cleveland Twist Decimal Equivalent Tap Drill Size Chart Machinist Tool Card from the 1980s (note owners name on back) and
a Geo-Metrics 2 Pocket Guide to Dimensioning and toerancing from 1987.
Thanks for looking and God Bless.