1. These are various leaded cables for attaching to multimeters, power supplies, oscilloscopes, function generators, etc. Cables come in red/black pairs.
2. These are good quality IC test hooks with a male connection wire. 3. Instead of a single hook, these have two hooks that are capable of grabbing very small points (like SOIC IC legs). 4. Comes in a bag of five IC hooks of different colors (black, red, white, blue, and green). 5. We use them with the Bus Pirate logic analyzer harnesses but are very cool on their own. Wire length is 300mm long. OEM&ODM: The Test Hook's color and Jumper Wire color, length, Wire gauge/range can be designed or manufactured as your needs.