Manually Operated Crab Winch is designed with the capacity to lift load in range of 1, 2, 3, 5, 10, 15 and 20 tons. The Crab Winch is fabricated with rocked steel sections/plates properly ribbed and floored with chequered plate. The Crab Winch enables first stage of reduction with worm reduction gear box. The Manually Operated Crab Winch is provided with a drum of diameter size ranging from 160mm to 400mm.