Tool having axially facing, collar-receiving groove

Full Title

Cutting by use of rotating axially moving tool > Tool-support with means to move Tool relative to tool-support > to move radially > Moving means including wedge, screw or cam > Axially slidable moving-means > Screw driven wedge or cam > Annular wedge-collar > Axially spaced tool-retaining collars > Tool having axially facing, collar-receiving groove