Putting crimp connectors on wires is one of the most ... but for larger connectors – VH and XH-style – it’s important to use the right wire gauge and not to squish the square female part ...

They’re the connector on those rainbow colored jumper wire sets, and connect perfectly ... they require a cylindrical jaw to crimp correctly. By using a combination of two unofficial tools ...

standard electrical wire connectors. It isn’t often that we’d use a cable crimper like the Iwiss single cable lug crimping tool, but we found that it made crimping heavy lugs a breeze.