Flat-Bottom Boring Without Changing Tool
Ground Shanks Fit Standard Holders
Premium 8% cobalt M-42 high speed steel used exclusively with our own heat treating of RC 66-68 standard. All high speed tools have ground
shanks to fit standard size holders.
All bore sizes come in two lengths:
SHORT–for counter boring & short hole boring.
LONG–with our offset taper, the extra length tool for deep hole boring.
3/8 USA BORING BAR COA5S
