STAHLWILLE 731/40 Series Open Ended Insert Open-Ended Shell Tool, 21.0 mm, 14 x 18mm Insert, Chrome Plated Finish

This spanner insert is an open-ended shell tool with a size of 21mm, designed for mechanical tasks requiring precision and reliability. The insert is compatible with tool holders of 14 x 18 mm, making it versatile for various applications in the mechanical and automotive industries. Ideal for accessing fasteners in limited spaces, it ensures optimal torque transmission during use.

• Open-ended design allows swift engagement with nuts
• 21mm width across flats for versatile fastening
• Compatible with 14 x 18mm tool holders for ease of use
• Compact dimensions enhance accessibility in tight areas
• Constructed of high-quality materials for durability

• Ideal for automotive maintenance and repairs
• Suitable for assembly tasks in mechanical engineering
• Effective for use in the maintenance of electrical equipment
• Perfect for automation projects requiring precision tools

The 21mm size is designed to fit standard fasteners, making this unit essential for professionals needing to secure or loosen nuts and bolts in various applications, particularly in automotive and mechanical work.

The open-ended design enables quick access to nuts in tight spaces, allowing for efficient engagement and disengagement without needing to remove the tool completely from the fastener.

This unit has a width of 21 mm, designed specifically to suit corresponding fasteners, while the insert fits tool holders measuring 14 x 18 mm. Its compact height of 11mm contributes to its ease of use.

Constructed from high-quality materials, this spanner insert ensures longevity and resistance to wear, making it suitable for heavy-duty use across various mechanical applications.