[ilyt]

* Use with Klein Tools Pass-Thru™ Connectors

* Not for use with standard (non Pass-Thru™) connectors

...what does that mean ? Standard dime-a-dozen connectors won't work ?

[tunap]

Unsure, sounds like a dark pattern or, being generous, maybe liability avoidance wordage. I have crimped >1000 non "Pass-Thru™" connectors(outdoor/shielded) with mine.

edit: expanded