Step Drill, 5/8-11, 45 degree Chamfered Holes

Product Details:
Screw Size: 5/8-11
Minor Diameter: .531"
Major Diameter: 3/4"
Step Length: 1-1/16"

Jobber Length:
Flute Length: 5-5/8"
Overall Length: 7-5/8"

Taper Length:
Flute Length: N/A
Overall Length: N/A

Product Options: (Choose Above)
HSS Jobber Length
HSS Taper Length
Cobalt Jobber Length

For drilling 45 degree Chamfered Holes to be tapped. (To produce approximately 70% thread)

An essential tool for every tool room.  One tool does two jobs in a single pass.  They can be sharpened repeatedly and are easily modified for any special length of step.