Versatile Functionality: Features an adjustable jaw allowing it to work with a variety of fastener sizes, making it a multipurpose tool in many settings.
Convenient Design: The movable jaw can be adjusted using a screw mechanism for a snug and secure fit on different bolt or nut sizes.
Durability: Typically constructed from high-strength carbon or alloy steel to withstand heavy use and resist wear.
Ease of Use: Its design simplifies the process of tightening or loosening fasteners without needing multiple wrench sizes.
Gripping Power: The parallel jaws provide a firm grip on fasteners, reducing the risk of slipping or damaging the fastener.