The Wacker DPU 6055

From the Wacker website:

"A reversible plate for the toughest compaction jobs
The DPU 6055 offers the best compaction of various types of soil. It shows its true strength when working on semi-cohesive soils in particular. This reversible plate provides optimum performance along with a variable forward and reverse speed of up to 92 ft/min (28 m/min). Plus, the dual shaft exciter technology provides the maximum possible compaction depth in most types of soil."