Abstract: The present invention relates to a handle, a head piece and a wrench, such as a torque wrench, in particular for use in surgery and prosthetics, such as surgery and prosthetics within the dental field. A handle for a wrench is provided, wherein the handle comprises an elongated body element extending along a first axis, and a torque arm for indicating the torque applied to the torque arm, the torque arm having a proximal end attached to the body element. Furthermore, the handle comprises a first locking element, the first locking element being adapted to removably engage with a locking element of a head piece, and the handle further comprises a ratchet element that is adapted to engage with a tool piece in a ratchet gear.

Abstract: The present invention relates to a handle, a head piece and a wrench, such as a torque wrench, in particular for use in surgery and prosthetics, such as surgery and prosthetics within the dental field. A handle for a wrench is provided, wherein the handle comprises an elongated body element extending along a first axis, and a torque arm for indicating the torque applied to the torque arm, the torque arm having a proximal end attached to the body element. Furthermore, the handle comprises a first locking element, the first locking element being adapted to removably engage with a locking element of a head piece, and the handle further comprises a ratchet element that is adapted to engage with a tool piece in a ratchet gear.