The machines sheet metal parts are made using case-hardened steel C10, zinc-plated and are blue passivated. The pulling latch is made from Steel St37, zinc-plated and is blue passivated. A fast and secure locking of lids and covers is possible using latch clamps. The stroke of the pulling ledge can be adjusted within its range. Its pulling ledge with its clamping arm is parallel to the plane of the operating handle in the clamped position.