1.2 TYPICAL DRILL PRESS OPERATIONS

 

• Counter Bores - Allows the head of cap screws to be sunk beneath a surface

 

 

• Spot Face - Allows the head of a bolt to be sunk beneath the surface. This is basically a shallow counter bore.

 

 

• Counter Sink - Allows counter sunk head screws to be sunk beneath a surface.

 

 

• Center Drilling - Allows parts to be mounted between centers, on lathes typically.

 

 

• Tapers Holes - these holes can be cut using reamers.

 

 

• Threaded Holes - Taps can be used to add threads to holes

 

 

• High tolerance finishes for holes can be made with boring or reaming.