A tunneler device is provided. The tunneler device includes a handle formed on a proximal end thereof configured for operable engagement by a user, a shaft extending distally from the handle, a collet supported on the distal end of the shaft, the collet including a plurality of distally extending fingers defining a longitudinal opening, the opening being configured to receive an end of a catheter tube and a connector configured for operable engagement with the collet, wherein the connector is configured to bias the fingers of the collet radially inward upon engagement of the connector with the collet.