Lindstrom’s home page. They make a variety of high-end pliers and cutters, and have info online about their products.
Swanstrom’s home page. They also make a variety of high-end pliers and cutters, and have somewhat less helpful info about their products (organization of some of it leaves much to be desired.)
JewelryMakingGuide.com: article about super-flush cutters.
artjewelrymag Forum discussion about flush cutters.
From JewelryLessons.com: q&a about pliers.
Jewelry Pliers and Wire Wrapping Supplies: Basic Tools You Need…And Don’t Need – a useful list!
Another list of tools and resources.
Choosing the right pliers for the job.