Wera Joker S Self-Setting Insert Spanner 10-13 mm, 9×12 mm Drive, 57 g

The Wera Joker S Self-Setting Insert Spanner is engineered for rapid and reliable work with torque wrenches and ratchets. Featuring innovative Joker parallel-jaw technology, it automatically grips any fastener between 10 mm and 13 mm, eliminating the need for multiple spanners. The 30° return angle allows operation in tight or confined spaces without the tool striking surrounding material. Ideal for professional mechanics, this spanner saves time and reduces the number of tools required.

Key Features

• Automatic gripping technology for fasteners between 10 mm and 13 mm
• 9×12 mm square drive works with standard torque wrenches and ratchets
• 30° return angle enables confined-space use
• Robust and durable for demanding workshop environments

Specifications

• Size Coverage: 10–13 mm fasteners
• Drive Size: 9×12 mm square
• Return Angle: 30°
• Dimensions (H×W×D): 10 × 37 × 58 mm
• Weight: 57 g