Blue Carpoint semi-insulated Pin connector 621. The pin has a diameter of 1.9mm. Suitable for a wire diameter of 1.5-2.5mm². The pin has a length of 13mm. Pin connectors are also used for clamp connections. However, the pins are mechanically stronger. The dimensions of the conductor diameter tapered with the pin, and thus smaller terminal connections can be served via these connector. To clamp these cable shoes, use the Carpoint terminal crimping tool (article number 0678506 or 0641005). The pin connectors are supplied per 10 pieces in a blister pack.