PROCUT

HSS INTERCHANGEABLE PILOT AIRCRAFT COUNTERBORE

Tool Diameter5/8″ Shank Size (SS)1/4″ 
Pilot Drill Diameter (PDD)1/8″ For Screw Size5/8″ 
Overall Length (OAL)‎2-13/16″ Cutting Edge MaterialHSS 
Shank Length (LS)7/8″ 

Product Features

Remarks
•Interchangeable Pilot Aircraft Counterbores •High Speed Steel •1/4 Shank With set screw to hold pilots