140mm Tool Extension DIN 377 For Hand Taps Zinc Coated, Square DIN 10 - TECWERK

Benefit from a robust zinc tool extension that combines a 10 mm square drive with a 140 mm overall length for extended reach in thread-forming and reaming applications; compatible with DIN 377 fittings and designed for hand taps and hand reamers. Order the tool extension directly via Metav Werkzeuge or ask our consultants if needed.

Tool extension DIN 377 4-square 10 mm, zinc — TECWERK

A Tool extension DIN 377 4-square 10 mm engineered for use with hand taps and hand reamers, compliant with DIN 377 and offering a 140 mm overall length for deeper or hard-to-reach operations.

• DIN 377 compliant 4-square 10 mm shank
• Suitable for hand taps and hand reamers
• Zinc-plated body with 140 mm overall length

Greater reach and reliable fit for manual threading

The extension is built to improve accessibility when working with hand taps or reamers in confined or deep bores. The 10 mm square drive conforms to the DIN 10/ISO specification, ensuring a secure fit with standard tap wrenches and reducing play during manual operation. By increasing reachable depth by 140 mm, the extension removes the need for improvised adapters, which conserves time and reduces the likelihood of thread damage. The adherence to DIN 377 provides a predictable interface, so maintenance planning and tooling lists remain consistent across workshops.

Durable finish that reduces downtime

Constructed from a zinc-plated material, the extension offers corrosion resistance suited to everyday workshop environments. The protective layer slows oxidation on the shank and engaging surfaces, which translates into lower maintenance intervals and steadier performance over time. For businesses aiming to keep spares to a minimum, the longevity afforded by the finish supports a cost-efficient inventory strategy and fewer interruptions due to tool replacement.

Safer handling and improved process quality

A precisely formed four-sided shank reduces wobble and improves concentricity between the tap or reamer and the drive, cutting the risk of tool breakage and imperfect threads. The stiffer connection between wrench and tool means manual operators can apply controlled torque with greater confidence, enhancing repeatability and reducing scrap rates. Such operational benefits contribute directly to throughput and are particularly relevant in repair shops, maintenance departments and small-batch production environments where manual threading remains common.

Seamless integration with workshop tooling and supply reliability

Compatibility with established standards makes this extension straightforward to add to existing tooling sets and lists. The compact design keeps handling simple while the standardised dimensions ensure interchangeability across conventional tap wrenches. Supplied through Metav Werkzeuge, the accessory benefits from the distributor’s focus on precise goods and dependable logistics — a practical advantage for procurement and service continuity in professional settings.

For tailored advice on using TECWERK extensions or to arrange prompt dispatch from Metav Werkzeuge in Emmerich, please contact Metav Werkzeuge at info@metav-werkzeuge.com or call +49 2822 7131930

Technical data

• Article number: 2000867913NW
• Manufacturer: TECWERK
• Packaging unit: 1
• UID: 2000867913NW

Facts

• Overall length: 140 mm
• Square size: 10 mm

Special features

• Standard: DIN 377
• Application: for hand taps and hand reamers
• Material/finish: zinc-plated zinc
• Four-square shank according to DIN 10 and ISO

FAQ

What is the overall length of the tool extension? The tool extension has an overall length of 140 mm and is supplied as the TECWERK extension, SKU 2000867913NW.

Which drive size does the extension use and which standards apply? The extension uses a 10 mm four-square drive compatible with DIN 10/ISO and is manufactured to DIN 377 for reliable fitment.

Is the extension suitable for reaming as well as tapping? Yes, the extension is specified for use with hand taps and hand reamers and is intended to maintain secure engagement during manual operations.

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