... in car industry ,aviation, metallurgy and so on How to useThe steel plate clamps have the feature of distributing ... goods, it is best to use more than two clamps to make sure being safe.Use after checking the mouth clamp ... load.Just lift one plate at the same time, forbidden to lift stacked plates. Forbidden to lift crash the ... , the plate can be away the clamp.the test load of DSQ1,DSQ2,DSQ3 and DSQ5, is ...