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Dormer E239 HSS-E-PM Blue Ring Shark Spiral Flute Tap M20 Sprial Flute - Image 1
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Dormer E239 HSS-E-PM Blue Ring Shark Spiral Flute Tap M20 Sprial Flute

DORMER

Compare today's prices on the "Dormer E239 HSS-E-PM Blue Ring Shark Spiral Flute Tap M20 Sprial Flute".

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Last Checked: 06/11/2026
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Product Description

Compare today's prices on the "Dormer E239 HSS-E-PM Blue Ring Shark Spiral Flute Tap M20 Sprial Flute".

Dormer E239 HSS-E-PM Blue Ring Shark Spiral Flute Tap M20 Spiral Flute

Engineered for high-performance thread production, the Dormer E239 Blue Ring Shark Spiral Flute Tap is the definitive solution for threading in a wide range of stainless steels. Its advanced HSS-E-PM (powder metallurgy) construction delivers exceptional wear resistance and thermal stability, allowing you to achieve clean, accurate threads even in tough, work-hardening materials. The distinctive blue ring coating, combined with a specialised back taper design, significantly reduces friction and prevents jamming, making this tap ideal for both through-hole and blind-hole applications in demanding production environments.

- Manufactured from premium HSS-E-PM (high-speed steel, cobalt, powder metallurgy) for superior toughness and edge retention

- Blue ring surface treatment enhances lubricity and extends tool life in stainless steel and high-alloy materials

- Spiral flute geometry efficiently evacuates chips upwards, preventing clogging in blind holes

- Back taper design reduces contact and friction, minimising torque and heat build-up during threading

- Ground thread form ensures precise, consistent thread profiles and excellent surface finish

- Suitable for threading a wide spectrum of stainless steels, including austenitic, ferritic, and martensitic grades

- M20 thread size with standard spiral flute configuration for versatile industrial use

For reliable, repeatable threading performance in stainless steels, the Dormer E239 Blue Ring Shark tap is the professional’s choice.

GTIN: 7320760664216