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Dual-purpose spanner is one of many types of spanner. One end is the same as a single-end spanner, the other end is the same as a spanner, both ends of the screw bolts or nuts of the same specifications. Usage of dual-purpose wrench: it is suitable for petroleum, chemical industry, metallurgy, power generation, oil refining, shipbuilding, petrochemical and other industries. Is the equipment installation, the installment and the equipment overhaul, the maintenance work essential tool. Dual-purpose wrenches are available in metric and imperial systems
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Characteristics of dual-use spanner: dual-use spanner is forged from high-quality medium carbon steel or high-quality alloy steel as a whole, with reasonable design, stable structure, high material density, fight





Update time:20190401100548