"Klamp DHP collet chucks are suitable for collets which have a +\/-0.5mm gripping range. Allowing the collet chuck to handle rough and unfinished bar, preparing it for a high accuracy second operation.\r\n\r\nDue to the pullback nature of the DHP, it is only suited to bar work, the compact design means there is no position for a backstop.\r\n\r\nChanging collets via a quick change gun reduces the change over time to seconds"