1)Made used high quality raw material; 2)Stable friction coefficient; 3)Advanced Detection Technology 4)Safe packing 1)We passed ISO 9001.2)It is apply to Komatsu,Caterpillar,Case,JCB.MF,Ford.3)Wet coef.(statical)0.11-0.154)Wet coef.(Dyn)0.04-0.085)Wear Rate:≤1.0 X 10-8 cm3/J NEW HOLLAND brake system clutch disc 4997208