Ningbo Beilun Haibo Machinery Co., Ltd. has mainly 5 different product fields, which are fishing tackle, motor, metal, hunt and tool. Among them, Haibo tool is specialized in producing many different kinds of hand tools, like combination wrenches, double open end wrenches, double box end wrenches and gear wrenches. We are an integrated manufacturer with production capacity of 10 million pieces of wrenches every year. We are equipped with a wide array of testing machines, such as spectrography, torque, thickness, hardness and salt spray testers.