Spade

              This gear consist of wood bar handle 60-80 cm long, 3-5 cm. diameter and spade body made of iron plate size 0.1-0.2 cm. thick, 30-40 cm. long and 10-15 cm wide. The iron plate is bended like curve. This gear is used to drive the green mussel out of stick from stake trap, set bag or wing set bag.