The all new adjustable tension screw in Hirschmann clamps open wider to include heavier gauge wiring and with adjustable, screw in needle tension can pierce thicker insulation. These features ensure a positive connection is made and locked before testing. Pierce once and save valuable diagnostics time. 

The delivery fee is charged per order. When ordering multiple products on the same order, you will only be charged one delivery fee. This delivery fee depends upon the combination of items in the order.