These are great tools if you are using real automotive style, waterproof, or weatherproof connectors with a parallel jaw motion design which helps keep the terminal in the correct orientation when crimping. All the guys in our workshop have a full range of Iwiss crimpers and strippers in their box and these are likely the most economic solution for terminal crimping you'll find anywhere on the web. They are very well made and will handle any task you throw at it with the same proficiency as it's $400 counterpart crimp tools. There are two different types to address each of the most popular types of terminal connectors: The Open U-A Crimper provides five different jaws to provide the perfect size for anything between 24-14 AWG wire. The Open U-B Crimper provides you with two jaws capable of crimping 24-14 AWG (without quite the same accuracy) but also provides two jaws for crimping silicon water seals commonly supplied with Delphi, Weather Pack and Metri-Pack connectors. OPEN U-A Open Barrel Crimper for Molex, DELPHI, AMP, and TYCO Terminals Fits 24-14 AWG - 5 different sizes Ergonomic grip design Double-hinge mechanism keeps the jaws parallel for a straight crimping engagement Compact, parallel jaw design eliminates terminal rocking Lock nuts allow for re-alignment after long term use Locking mechanism for storage For OEM, Molex, Delphi, Deutsch, AMP/Tyco, Harley, PC/Computer, Automotive, Weather Pack, Metri-Pack connectors OPEN U-B Open Barrel Crimper for Crimping Delphi, Packard, Weather Pack or Metri-Pack Terminals Fits 24-14 AWG - has just two sizes rather than 4 Ergonomic grip design Double-hinge mechanism keeps the jaws parallel for a straight crimping engagement Compact, parallel jaw design eliminates terminal rocking Lock nuts allow for re-alignment after long term use Locking mechanism for storage Crimp Tool for 22-14 Gauge Delphi Metri-Pack 150, 280 & Weather-Pack Terminal.
