Acme-Gridley 2 5/8" BRB 6-Spindle Bar machine. Operator's Manual.
Includes sections on:
- Setting Up
- Diagrams, Specifications, Charts, Conversion Tables etc
- Electrical Wiring Diagram
- Power Feed Reverse Mechanism
- Spindle Change Gear Chart
- Drill Sizes and Length of Drill Points
Also includes many photographic plates and detailed sectional drawings.