OVER 64 YEARS IN BUSINESS  
B & A MANUFACTURING COMPANY
CARBIDE-TIPPED DRILL BITS & ACCESSORIES

CONTACT US     800-327-8611    SALES     
Counterbores
Custom counterbore design and manufacture for both CNC and held operation.
Penetrator Style CB
Eliminator Style CB
CB & Eliminator
Set Screw
2-1/2" OD 1-1/8" ID
Positive FT Carbide
Negative FT Carbide
PN Counterbore
1/4" Keyway
Set Screws
Low Carbide Relief
Corner Chamfers
Step CB
Carbide Step CB
Carbide Step CB
Mounted Counterbore
Example: Mounted Counterbore

Example 1
Example 2

FOR MORE INFORMATION CALL 1-800-327-8611