it might be a good idea to pony up the cash for something like the official Harwin M20 Z20-320 crimping tool for a mere $460 new. Features offered by these tools include such niceties as a wire ...

They’re the connector on those rainbow colored jumper wire sets, and connect perfectly to 0.1″ pin headers. The connectors and terminals are cheap, but the official HT-0095 crimp tool costs ...