Guangdong Hongtuo Instrument Technology Co.,Ltd is torque and testing units manufacturers and suppliers in China who can wholesale torque and testing units. We can provide professional service and better price for you. If you interested in torque and testing units products, please contact with us. Tips: Special needs, for example: OEM, ODM, customized according to demands, design and others, please email us and tell us detail needs. We follow the quality of rest assured that the price of conscience, dedicated service.