The 6004 Joker L Self-Adjusting Wrench by Wera is a revolutionary tool designed for maximum versatility and efficiency. This innovative wrench automatically adjusts to various metric and imperial sizes within its range (approx. 13?16 mm), eliminating the need for multiple tools in your kit. Its parallel jaws ensure a secure grip, reducing the risk of slipping or damaging fasteners, while the ratchet mechanism allows for rapid tightening without removing the tool from the bolt head. The slim design makes it ideal for working in confined spaces, and high-grade chrome-molybdenum steel construction ensures durability and long service life. Wera is renowned worldwide for precision-engineered hand tools that combine ergonomic comfort with cutting-edge technology. The company places strong emphasis on sustainability through energy-efficient manufacturing processes, recyclable packaging, and responsible sourcing of materials?helping customers make environmentally conscious choices with every purchase.