Lassy Tools Inc. has been designing and manufacturing time-saving devices for the metal-working industry since 1939. Their patented Thread Lock design is a key feature in their workholding products, offering positive, accurate repeating pressure, fast setup, and powerful clamping pressure. In addition to workholding products, Lassy Tools manufactures tapping products and accessories for manufacturers worldwide. They specialize in workholding tools including vises, systems, and fixturing, and offer a 30-day return policy for customer satisfaction. Lassy Tools also provides custom workholding system design based on customer needs.