Oneway ONE3946 Big Bite Chuck Spur Tongue & Groove Tool coupling with suction control

Tool coupling with suction control for easy control of suction power

It spot repairs easily with no sanding and no halos

A round recess at the inside corner provides bit clearance when zeroing your CNC

Complete with MT#2 live center

Oneway ONE3946 Big Bite Chuck Spur Tongue & Groove Tool coupling with suction controlOneway Chuck Spurs are available to mount directly into Chucks made by Oneway. At 3 3 4" diameter it easily drives pieces up to 24" in diameter but is safely contained inside the body diameter of even our smallest chuck. The spur has a 1" locating plug to center securely into the chuck and it is grabbed crosswise by the jaws for a secure hold. The teeth and point are 60 degrees so it will bite deeply and easlily. It takes advantage of the holding