Length Adjustment Screw With Sealing

[Features]
· A length adjustment screw with a urethane end face seal resistant to water-soluble and oil-based cutting fluids is incorporated, enabling processing without losing oil pressure.
· Replacing the length adjustment screw included in the BT shank, the EY chuck, and other standard components with this length adjustment screw plus seal allows lubrication to be sealed from the rear.
· Covers 5 mm or more oil hole drills: Ends of 5 to 20 mm oil hole drills can be sealed, enabling support of small diameter oil hole drills as well