10-8X9 - Double Open End Wrench - 8 x 9mm - Stahlwille

The Stahlwille 10-8X9 Double Open End Wrench (Model 40030809) is engineered for professional technicians and mechanics who require precision, durability, and reliable performance in demanding environments. Manufactured in Germany, this 8 x 9mm wrench embodies Stahlwille's commitment to producing high-quality hand tools that meet rigorous industrial standards.

Key Features

• Premium Chrome-Alloy Steel: Constructed from high-grade chrome-alloy die-forged steel, ensuring exceptional strength, wear resistance, and a long service life under heavy use.
• Advanced Hardening Process: Undergoes a proprietary hardening process in straight-through furnaces to prevent scale and decarbonised skin, followed by oil quenching. This method effectively prevents the "soft-skin effect," minimizes distortion, and guarantees precise adherence to jaw tolerances.
• Optimized Double-T Profile: Features a lightweight yet robust design with a double-T profile shaft, providing optimum bending strength and high flexural rigidity while reducing overall weight for enhanced user comfort.
• Enhanced Accessibility and Grip: The jaws are angled at 15° to improve access in confined spaces. A rounded finish ensures a non-slip, comfortable grip, facilitating steady handling and efficient transmission of force.
• Standards Compliant: Fully conforms to DIN 3110 and ISO 10102 standards, affirming its professional-grade quality and dimensional accuracy for reliable fastening.

Applications

This 8 x 9mm double open-end wrench is an essential tool for automotive repair, industrial assembly, and general maintenance tasks. Its slim design and precisely machined jaws make it particularly effective for accessing fasteners in constricted areas common in engine compartments, machinery, and various equipment where an 8mm or 9mm fastener is present. It provides the leverage and grip necessary for both tightening and loosening nuts and bolts with confidence.

Specifications

• Length: 140mm
• Weight: 21 g