These Steelite crochet hooks are vintage items in fair to excellent condition. They are high-quality products that were made in the United States. They are made of steel and will last a long time. They're great for anyone who wants to create beautiful thread crochet designs or just add to your collection. Whether you are a beginner or an experienced crocheter, one of these crochet hooks would be a great tool for you. Made by C.J. Bates & Son Inc maker of Susan Bates. Susan Bates are stamped wih the logo. Marcia Lynn and Zephr were blank or size stamped on both sides. In-line head, check photos for condition. Some look unused while others have lots of use. 1950's, 60's, 70's, 80's? Thanks for looking!