Lori Holt's three piece crochet hook set are especially designed to use with Lori's Chunky Thread. Lori also has these great tip protectors for your thread scissors.
They include sizes E/4 (3.5mm), G/6 (4 mm) and 7 (4.5mm) with comfort grips.
Photo credit goes to Lori Holt from Bee in my Bonnet. Check out her blog for more ideas.