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| Maximum rotation hydraulic thumb from PSM  Pacific Services & Manufacturing presents its new progressive link hydraulic thumb design. Built for the specific purpose of more output, PSM has engineered a thumb that allows maximum rotation when working with a pin-grubber quick coupler. Innovative new design enables hydraulic thumb to have a full range of motion extending out and around quick coupler. With additional rotation, thumb and bucket will extend the operating range of excavator. This design uses T-1 steel components and is fully line bored with hardened pins and bushings for ultimate strength and longevity.Anti-torsion progressive links are used along with a dual cushioned cylinder to absorb shock and wear on customer's machine. write your comments about the article :: © 2006 Construction News :: home page |