High alloy material (Chrome, Molybdenum, Manganese) hardened to 60RC assures rigidity and long life of tool holder. The taper shank is ground to .00003" surface finish and has 90% surface taper contact with spindle, which provides high accuracy, rigidity and longer life for the machine spindle and cutting tool. All surfaces except ground surfaces are coated with anti-rust treatment.
* Gage Length (Dim. L): 1.5"
* Type: Jacobs Taper #4 Adapter
DRILL CHUCK AND DRILL ARE NOT INCLUDED
