Cutting knife for gypsum plaster board panels has grip containing measuring tape wound on roller body and passing to outside through channel in grip

摘要

The knife (100) has a multi-section grip (10) and a knife blade (2). The grip contains a measuring tape (3) wound on a roller body with a rotary axis extending parallel to the longitudinal axis of the blade. The tape passes through a channel (14) to the outside of the grip, and it has a stop element (4) on its loose outer end. The grip body contains a clamp unit acting on the tape, with a control slide operated from outside. It also has an internal space to accommodate one or more knife blades.