1409, 1410, 1411, 1412, 1431, 1432, 1441, 1442 Standard with hydraulic header tilt, and modular cutter bar Discbine® Disc Mower-Conditioners Clean cutting at fast speeds New Holland offers an extensive line of disc mower-conditioners. Models range from a narrow nine-foot cutting width for outstanding maneuverability in smaller fields to 15-1/2 feet to knock down acres fast.