620pcs 2.54mm Pitch 1/2/3/4/5/6 Pin Housing Connector and Male Female Dupont Crimp Pins Adaptor Assortment Kit

Features:
These premium jumper wire pin connectors are compatible with Arduino, and works great on your typical breadboard style pin connectors and sockets, like 3D printer boards etc.
Made of durable plastic and metal, tin plating, internal pure copper to increase the conductivity, the surface coating antioxidant, increase the service life.
Just put the crimps in the tool and press them, make the crimp the insulation are all the way toward the wire, fixed easily and tightly.
The Dupont Male Female Pin Kit comes with both male and female pins, meet different DIY needs.