we provides all kinds of bore with different products, is expected to have hundreds of varieties. All kinds of products are used for diesel engine or auxiliary equipment. Factory in accordance with the national diesel engine standard to ensure that the service life of more than 1 years. We polished smooth surface of cylinder head and good out looking with good quality .In the use of machine tool processing products, the requirements of the product processing size accuracy, in order to ensure the correct size of the product. and we can supply the entire series of hanshin products including hanshin lu & el TYPES .