TAC Boring Bars
Stream Jet Bars MINI (SJB) Only SJB MINI item
Highly Rigid Internal Toolholders
with Excellent Chip Evacuation
Excellent performance for small
diameter machining operations
Minimum bore diameter from ø4.5 mm
Steel and carbide shank available
Straight shank type available
Can be used with internal coolant supply
Well designed chip pocket for excellent chip evacuation
Easy to adjust overhang due to marked scale on shank
Improved rigidity for minimizing bar defl ection and chatter by
FEM (Finite Element Method)
Added Z cutting edge style for back boring