... ,Adjustable water spray distribution.3.The material of this product is the best plastic and stainless steel.4.Diffuser screw breaks ... plastic construction,stainless,steel spring make the quality is durable what is more,The performance is attractive.7.Pie-cast,Zinc spray arm controls ... stream,Prevents side splash onto building and walkways.8.It is the circle or part circle operation,It can spary evenly ...