Tuesday, July 14, 2026

Spot the differences...

John Feirer and Earl Tetro,  Machine Tool Metalworking, McGraw-Hill, 1961


 Seriously...? This required an illustration? 

We pause for a commercial break and thank Williams for their support. 

3 comments:

MARSHALL OVERCLOTH said...

what color was the painted part, DARK brown? are they painted or texture and lighting... who cares, nevermind.

Dave said...

And they don't even mention that the single-end is easier to slip a pipe over.

Anonymous said...

I wish (a) and (b) were callouts with arrows. I can't tell which wrench is which. --rats