Testeronics 40-in-1 Multimeter Back Probe Test Lead and Test Probe Kit for Electronic Specialties Automotive Wire Piercing Probe with Screw Thread Multi-type Back Probe Set Alligator Clips with 4mm Banana Plug 40-in-1 Multimeter Test Probe and Lead Kit ( Model:MK-40-01): - Wire Piercing Probe Clip : Red/Black; 1KV CATIII 10A; It can easily puncture the cable sheath for testing without cutting the cable sheath. It can be widely used about the non-destructive cable test in industrial, electronics, home and automotive. - Insulation Piercing Clip Test Probe : PA-insulated, Grip the conductor to provide a more secure, hands-free connection than probe tips connections that may need to be left in place. Come with extra 8pcs interchangeable pen tips. - Test Extension Lead : 1KV CATIII 20A; 3ft/39 inch; Both ends of this test leads are injection molded standard 4mm banana plugs. Straight plug to right angle plug. Perfect for testing with multimeters, clamp meters and other probes which has standard 4mm banana jack. It can connect a compatible electrical test meter to a device for testing. - Multi-Type Back Probes and Alligator Clips : Flexible silicon back probe pins + Piercing Probe Supplied Together With a White Unique cover(Adaptor) + Longer back probe + Alligator clips; Red/Black/Blue/Yellow/Green; Used to Pierce Small Cables, Using As Much Or As Little Pressure As Required. - 40-in-1 : 2 x Piercing Clip Test Probe Red+Black(1KV CATIII 10A); 2 x 39 Lead Extensions(1000V CAT III 20A CE); 2 x Heavy Duty Replaceable Sleeve for Stylus(CAT III 1000V,20A); 4 x 1.0mm gold-plated probes, 4 x 2.0mm gold-plated probes; 2 x Red/Black Flexible silicon back probe pins; 5 x Banana Plug to Alligator Clip Cables; 5x Piecing Probes with Cover; 5x Longer Back Probe Pins; 5x Alligator Clips; 2x tip shrouds ; 1 x roll-up storage pouch; 2 x Storage Box.