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STS Micro Boring Head MBU
 
Micro Boring Heads are designed with two pilots and fast-lock OD thread. Head my be reground several times before discarding. Regrinding instructions are available upon request. Manufactured with standard chip-breaker unlesss otherwise specified. Unitac boring bars are available. Unitac's Retipped Brazed Heads offer you new tool performance for a fraction of the cost!
 
 Schematics and product specifications appear below. To request a catalog please complete our Catalog Request Form.
 
STS Micro Boring Head MBU Schematic
 
NOTE:
Cutting edge honing by customer is strongly recommended as heads are supplied un-honed due to the wide variation in specification requirements.
 
Part # Diameter (mm) L (mm) L1 (mm) d1 (mm) d2 (mm) Tube Diameter (mm) Unitac Tube #
MBU 0899 8.00-8.99 34 16 6 5.4 7.1 UMBB071
MBU 0999 9.00-9.99 34 16 7.2 6.3 8.3 UMBB083
MBU 1099 10.00-10.99 34 16 7.6 6.7 9 UMBB090
MBU 1199 11.00-11.99 34 16 8.6 7.7 10 UMBB100
MBU 1349 12.00-13.49 34 16 9.1 8.2 11 UMBB110
MBU 1449 13.50-14.79 34 16 10.8 9.4 12 UMBB120
 
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