This package includes 40 pieces Air conditioning core Car R12 R134a air-conditioning accessories. They are made of top-class material, that are impact and corrosion resistant with watertightness for durable and long-lasting use. It can be used for the replacement of refrigerant core leak with highly working performance. Features - Color: Shown in the pictures. - Material: Copper. - Size: Approx. 7.5 * 1.3 * 1.3cm/ 2.95 * 0.5 * 0.5 inch (L*W*H). - Set of 40 pieces Air conditioning core Car R12 R134a air-conditioning accessories. - High quality, impact and corrosion resistant with strong durability. Bear the oil with Watertightness. - Apply to the replacement refrigerant core leak, Universal for most models.