"While standard single-wedge clamps keep workpieces tight in one place, preventing upward and downward movement, double-wedge clamps generate a pull-down effect, pressing the workpieces downwards onto the fixture base. This type of clamp has serrated jaws for extra grip."
{"Brand":"NN","Machine no":"D971","Type":"70 mm \u00f8","Glasses":"","Glasses for lathe":"","foot width":"290","Center height":"130 mm","Maximum diameter":"70 mm \u00f8","Machine size (lxwxh)":"310 x 70 x 260 mm","Pitch bolt holes (width)":"230 mm"}