Dig through a $20 Estate Sale Tool Haul with Me

Today we're opening up the $20 Craftsman machinist's chest that I found at an estate sale.
Are there treasures inside?
Spoiler alert: There's Starrett inside.

Chapters:
00:00 Intro
00:41 Top Drawer
01:59 Mystery Tool 1
03:02 File Drawer
04:41 Starrett Drawer
07:00 Carborundum ???
07:35 Tap & Die Drawer
08:12 C-Clamps
08:35 Tap Handle
09:46 Mystery Tool 2
10:11 Final Items
11:14 Outro