▪ Possible to various Work at diverse Sites. 
▪ Keeping Superior Power through Maximized Work Efficiency  by Enlarging Inner Diameter of Cylinder.

  - Manufactured with High Strength & Wear Resistant Steel.

  - Stabilized Cylinder due to Stop Bar  when open or close Arms.

  - Exchangeable Tooth in Worn.

  - Possible to Select between Rotating Type by Hyd. Motor and Free Rotating Type.

    (Obtained Patent).

  - Promoted Thrust Power by Enlarging of In-Dia. Of Cylinder, Maximized Work Efficiency led by Adjusting Length of Cylinder.