Holder for a broaching tool

A broaching tool comprising:

• a cutting insert having a cutting edge;
• and
• a holder which is configured to hold the cutting insert;
• wherein the holder comprises a clamping region and a holding region, wherein the holding region comprises, at one of its ends facing away from the clamping region, a seat for the cutting insert, which is configured and arranged such that, when the cutting insert is mounted into the seat, the cutting edge projects beyond a circumferential surface of the holding region,
• wherein the holding region comprises, on the circumferential surface of the holding region, a support for the cutting insert, wherein the support comprises a support body which is integrally formed with the holder and radially projects from the circumferential surface of the holding region, and
• wherein a coolant channel extends inside the holder, wherein the coolant channel comprises two lateral exit openings which, as seen in a circumferential direction of the holder, are arranged laterally adjacent to the support and/or in lateral surfaces of the support.