Fluke Networks MT-8203-20 IntelliTone Test Leads w/ABN/PP for Pro 100/200 U-shaped nose for blade-shaped terminals^Notched jaw for gripping screw heads, bare wire or terminals^Serrated teeth for gripping threaded or wire wrapped terminals^Cluster of sharp needles for piercing small gauge wires (22-28 AWG)^Large piercing needle for penetrating large gauge wires