带硬質錐形不銹鋼針頭的測試探頭，手柄兩端進行倒角處理。
把手處Ø 4 mm的硬質插座與带硬質絕缘套管的Ø 4 mm彈簧式插頭配合使用。配有保護蓋。

Test probe with tapered, stainless steel rigid needle and with handle guard chamfered on both sides.
Ø 4 mm rigid socket in handle accepting spring-loaded Ø 4 mm plugs with rigid insulating sleeve.
Supplied with protective cap.