Grooves cut along the diameter of the centre point provide forgood gripping of the job and for getting the drive, in self-driving live centre.

Grooves cut along the diameter of the centre point provide forgood gri

1.	Grooves cut along the diameter of the centre point provide for good gripping of the job and for getting the drive, in self-driving live centre.
A.	true
B.	false
Answer» C.