... dusty,rust,no noise,non-pollution 3) Good price auto brake pads for nissan1.Our factory produce various products by ourself and ... models of brake pad)Materialsemi-metallic Non-asbestos, semi-metallic with copper powder, CeramicCertificationISO9001:2000Size142.7*55.4*16 mmCar ... 30,000 kilometers (In normal road condition)2. Semi-metallic with copper powder (more stable and wearable)Guarantee: 40,000- ...