WDS 656 series
WDS Component Parts
The unit WDS 656 is manufactured by WDS company. It is a swing latch clamp with a steel of BS.970 and a Gr.070M20.
Its swivel pad and bust has a steel of BS.970 and Gr.230M07 while its chemical black finish hand knob with a cast iron of BS. 1452 nad Gr.250.