There are bolts beside the earthed sign on the clamp for grounding use and stand for installation. The overall structure is tight and convenient for use.
在夹件上的接地标志旁有接地螺栓供接地用，下部支架安装用。整体结构紧凑使用方便。
2
Ease of clamp mounting is facilitated by a large knurled knob on the bottom of the stand which is also slotted so that a coin or screwdriver can be used, if desired, to tighten the clamp. FORM No.