System of Measurement System of Measurement 



Size Size 

Decimal Size Equivalent Decimal Size Equivalent 


For Use On For Use On 



Material Material 


Finish Finish 


Shank Type Shank Type 

Round  Hex 
Reduced Round  QuickChange Hex 
Length Class Length Class 

Jobbers' Length 
Short Length 
Reduced Shank Length 
Extended Length 
Maintenance Length 
Bit Style Bit Style 

Spiral Flute  Multidiameter 
Parabolic Spiral Flute  Straight Flute 
Shank Size Shank Size 


Maximum Drilling Depth Maximum Drilling Depth 


Individual/Set Individual/Set 


Point Style Point Style 

Standard 
Split 
Four Facet 
Overall Length Overall Length 


Container Type Container Type 


Specifications Met Specifications Met 


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