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I-clamping claw ekhethekile, kanye nomklamo wendandatho yokubopha i-concave futhi i-convex iboshwe ngekhanda eliqinile lokuhlanganisa isikhathi-savers, ububanzi bokubopha intambo bukhulu, ukumelana nokuqina okuqinile, kungangenwa amanzi, uthuli, ukumelana nosawoti, ukumelana ne-asidi ne-alkali, utshwala. , amafutha kanye ne-solvent evamile.