OPH4-D is the 6 generation of our “Dalishen” brand series polishing head. With simple structure and innovative compound upper cover，this product was highly praised for its high quality and efficiencyfast speed, and low maintenance. It is among the best cost effective polishing head in the market.

●Simple structure, no easy wearing parts
●Run stably with very little noise
●Compound sealing with no oil leaking
●Sinusoidal cam ensure the effective swing of abrasives and high efficiency.
●All the parts were designed and verified by 3-dimension CAD system. Key parts were made by processing center with high precision to assure better quality.
●Famous brand bearings and oil sealer were adopted.
●Only one fitting can make the product double function for both marble and granite.