These include hex, indented, circular, B crimp, and others. The profile defines how the crimp closes around the cable, so choosing the right type of jaw is vital in providing safe and secure ...

rather than a ‘B’ shape, which is the correct shape for a JST crimping tool. Comparison of the DuPont Mini-PV crimp tool, and the (improper) die of a typical budget tool. (Credit: Matt Millman ...

These tools work with PEX types A and C. Used primarily with PEX type B, crimp rings (metal cinching bands) are stainless steel rings compressed over the cut ends of PEX where a fitting connects.