Description
- SPMG090408 U drill mostly range from 28mm,28.5MM,29MM,29.5MM,29.5MM,30MM,30.5MM,31MM,31.5MM,32MM,32.5MM,33MM,33.5 mm
- Cutting speed Vc 150-220 m/min , feed 0.05-0.12 this is general recommendation you need to do some trial to find out best suitable parameters.
- This is multi grade used on mostly all material , 1 box contain 10 inserts.




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