12m3 Motor Hydraulic Clamshell Grab Bucket with Certificates SHANGHAI HAOYO MACHINERY CO., LTD. Base Info Model NO.:6-12cbmTrademark:HAOYOTransport Package:NudeSpecification:4-20cbmOrigin:Shanghai Description Pre:High Quality Hsz Chain Block, Chain Hoist, Chain Pulley Block for Rolling Door Next:3 Ton Heavy Duty Lever Block (With Overload Protection)