IRWIN VISE-GRIP expertise is in design and manufacturing produces locking tools with more than twice the life and significantly more strength than other tools on the market. To further meet the needs of it's customers IRWIN VISE-GRIP is now available in two handle types: The Original™ and Fast Release™. IRWIN applies VISE-GRIP ® engineering to many tool configurations, giving you powerful locking force in a wide variety of applications in almost every profession.