excavator hydraulic clamshell bucket grab bucketPorducts imformation:hydraylic clamshell grab is an efficient tool for handling grains,Website:http://www.mining-parts.net,fertilizers,ores,clinker,bauxite and other bulk material.�capacity and type designed are according to our customers required.hydraulic clamshell grab has been widely used in ports, steel plants, power stations, ships and garbage treatment plants,and is used together with tower cranes, ship cranes, ship unloaders, traveling cranes and other type of cranes.�motor hydraulic clamshell grabhas a motor Hydraulic system that works with electricity.�Its motor force is inceased related to diving force into the bulk material. motor hydraulic clamshell grab is used by a control panel. The mechanical structure for opening