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以发明者性氏命名的哈里洛夫无级通用管钳,是根据夹具沿管件外径三点夹紧的原理设计和制造的,由通过铰链联结的腭板和手柄组成。装在铰链销上的弹簧,可使管钳
The Harrick stepless universal pipe wrench, named after the inventor, is designed and manufactured according to the principle of the clamp being clamped at three points along the outer diameter of the pipe. It consists of a palate plate and a handle connected by a hinge. Spring mounted on hinge pin to allow pipe wrench