D4A型通用平地机是英国通用平地机公司生产的,由一人操纵。铲宽3048毫米,高533毫米,可向左右倾斜至40°角,可用于水平度要求高的水田及一般土地的平整。特点:1.全液压操纵,一切调整可从后座前的三个操纵杆进行;2.平土铲可以升降并向左右前后倾斜;3.机轮可沿前进方向左右成大约25°的角度,因此可偏置于拖拉机的左或右,从而提高机动性能; D4A Universal Grader is manufactured by the British General Grader Company and operated by one person. Shovel width 3048 mm, 533 mm high, can be tilted to about 40 ° angle, can be used for demanding level paddy fields and general land formation. Features: 1. Full hydraulic control, all adjustments can be carried out from the front of the three rear joystick; 2. Ping shovel can be lifted and tilted to the left and right; 3. The wheel can be left or right along the advancing direction at an angle of about 25 ° , So it can be offset to the left or right of the tractor to improve maneuverability;