The 20 cm sword can be used to cut branches and twigs at a height of up to 380 cm without problems chain lubrication is automatic and the head is adjusted to several positions with the hedge shears a work height of approx 400 cm can be achieved with the 51 cm sword the device is equipped with a laser cut double blade the tooth spacing of 18 mm allows cutting of branches up to 18 mm diameter with the carrying belt as well as through the balanced weight distribution fatigue free working is