The Fluke AC175 Threaded Alligator Clip Set gives the user greater flexibility when coupled with modular test leads, allowing the clips to be positioned to your specific needs. The alligator clip jaws have a 7mm opening, and come with boots for protection.
 
The set has both red and black slide-on alligator clips, which are compatible with the following Fluke products:
Fluke TL71 Premium Test Lead Set
Fluke TL75 Hard Point Test Lead Set
Fluke TL175 TwistGuard Test Leads
Fluke TP175 TwistGuard Test Probes
 
What's In The Box? 
Fluke AC175 Threaded Alligator Clip Set
Flexible Boots