Naturally the easy answer is to just splurge on e.g. the official Harwin, JST, and Molex parts and tools, but even if one finds the crimping tools used on EBay or so, that is still a lot of money ...
Crimping connectors onto wires requires the right tool, and the most important for ... wire gauge and not to squish the square female part of the connector.
Wire stripping is a necessary part of any crimping operation, and some tools incorporate blades for this purpose. Crimping tool kits may extend this further with the addition of cable testers or ...
We may receive a commission on purchases made from links. DeWalt makes several high-tech tools and products you likely won't have heard of unless you found yourself in need of it. Still ...