150mm Tool Extension DIN 377 4‑Square 11mm Zinc M18 - TECWERK

Reliable reach and standardised compatibility combined with a corrosion-resistant finish make this extension a practical addition to any workshop. Benefit from the DIN 377 conformity and a 150 mm overall length to access recessed threads; order the part directly via Metav Werkzeuge or consult the specialists for application advice.

Tool Extension DIN 377 11 mm (Square) M18 – TECWERK · Zinc-plated, 150 mm

Tool Extension DIN 377 11 mm (Square) M18 – TECWERK is a workshop-grade extension bar designed to lengthen reach for manual tapping and reaming tasks, offering standardised square drive and thread compatibility for safe, repeatable results

• Compatible with DIN 377 standard
• Zinc-plated for corrosion resistance
• 150 mm overall length for extended reach
• Fits M18 thread and 11 mm square drive

Improved access and reliable tapping results

The extension bar is engineered to extend reach where direct access is limited, enabling precise operation of hand taps and hand reamers in deeper bores or awkward positions. By adding a stable connection between the tap and the turning tool, the component reduces lateral stress and helps maintain concentricity, which results in cleaner threads and fewer tool failures. Conformity to DIN 377 ensures predictable interfaces with existing tap handles and holders, supporting consistent process outcomes and reduced setup time.

Corrosion protection and workshop durability

A zinc-plated finish provides dependable corrosion resistance in general workshop environments, protecting the component from oxidation during storage and intermittent use. The basic material and galvanised surface allow for straightforward maintenance: regular cleaning and a light lubricant extend service life without complex care routines. This robustness makes the extension suitable for everyday tasks where reliability and low upkeep are priorities.

Standardised interfaces for seamless integration

Designed with an 11 mm square drive and an M18 threaded connection, the extension follows established dimensions — including square dimensions according to DIN 10 and ISO — so it mates with a wide range of tap holders and accessories. This compatibility minimises the risk of mismatch, keeps inventory simple and enables rapid tool changes. For procurement planning, the standardised design supports fast replacement and interchange across machines and manual tools.

Practical handling and workplace efficiency

At 150 mm overall length the bar balances reach with control: long enough to access recessed threads yet short enough to preserve tactile feedback during manual operation. The simple, stripped-back geometry reduces snagging in confined spaces and keeps centre-of-gravity close to the user for safer handling. Using a dedicated extension instead of jury-rigged adapters decreases thread defects and increases throughput on repeated manual tapping and reaming jobs.

For secure procurement and application support for the TECWERK extension, contact Metav Werkzeuge — email info@metav-werkzeuge.com or call +49 2822 7131930 for tailored advice and order assistance from our specialists

Technical data

• Article number: 2000867914NW
• Brand: TECWERK
• Name: Tool extension DIN 377 11 mm (square) M18

Facts

• Total length: 150 mm
• Square drive: 11 mm
• Thread: M18

Special features

• Standard: DIN 377
• Material: Zinc
• Finish: Zinc-plated (verzinkt)
• For hand taps and hand reamers
• Square according to DIN 10 and ISO

FAQ

What is the primary purpose of this extension?
The extension serves to increase reach for manual tapping and reaming operations; the TECWERK Tool Extension DIN 377 11 mm (Square) M18 (SKU 2000867914NW) provides a stable connection between tap and holder for improved threading in recessed areas.

Is the extension suitable for use with standard tap handles?
Yes, the square drive and thread dimensions comply with DIN and ISO guidance so the component is compatible with common tap handles and holders designed for an 11 mm square and M18 connections.

How does the zinc-plated finish affect workshop use?
The zinc-plated surface offers corrosion resistance during storage and intermittent use, reducing the need for frequent replacement and preserving the interface geometry for dependable operation.

Can the extension be used with reamers as well as taps?
Yes, it is specified for both hand taps and hand reamers, providing a reliable extension for manual finishing operations where extra reach is required.

Which standards ensure interchangeability with other tooling?
Interchangeability is supported by the DIN 377 standard and the square dimensions specified according to DIN 10 and ISO, ensuring predictable fit with standardised tap holders and accessories.

Manufacturer / Responsible: NORDWEST Handel AG, Robert-Schuman-Straße 17, 44263 Dortmund