For Champion brand the second letter(s) of a plug code is the thread size identification

Cup: Ø206mm

REACHES TIGHT SPACES - Slim file profile accesses narrow caliper channels and pad carrier contact points

Chrome Vanadium steel legs

The ergonomic soft grip handle helps reduce vibration

Milwaukee Socket Ratchet Wrench Long Flexible Head 3/8" Drive 90 Tooth Slim Profile Head Breaker Steels Points and Chisels For Champion brand the secondMilwaukee Socket Ratchet Wrench Long Flexible Head 3 8" Drive 90 Tooth Slim Profile Head 90 tooth design with 4 of arc swing for tight work spaces Versatile lockable flex head: Switch between 9 locking positions and freely moving head Slim profile head with flush direction lever offers better accessibility Extended handle lengths for extra leverage Specification: Drive: 3 8" Drive Length: 305 mm 12 inch