The item pictured is a pair of Vintage Bernard's parallel-jaw pliers, potentially with side cutters. These tools were manufactured by the William Schollhorn Company of New Haven, Connecticut, which was active through the early-to-mid 20th century.
Key features:
Unique Parallel Jaws: The jaws remain parallel to one another throughout their range of motion, providing a strong, consistent grip.
Compound Action: The design offers extra leverage compared to standard pliers.
Historical Use: These types of tools were historically used for various tasks, including fence repair, typewriter maintenance, and in automotive applications.
Collectibility: Due to their unique design and age, these pliers are considered collectible items.