agriculture machinery ,Walking Tractor ,DF-12L ,Description ,Features ,Details Features: 1) Model: DF-12L 2) Structure weight without rotator 360kg 3 ... speed of rototilling shaft: 188rpm 6) Overall dimensions: 2,680 x 60 x 250mm 7) Number of blades ... and drive 10) Traveling speed forward: 1.4, 2.5, 4.1, 5.3, 9.4, 15 ... ratio: 20:1 21) Turning speed of crankshaft: 2,000rpm 1- hour rated output: 9.30kW / 12 ...