Dormer E239 HSS-E-PM Blue Ring Shark Spiral Flute Tap M4 Sprial Flute

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Dormer E239 HSS-E-PM Blue Ring Shark Spiral Flute Tap M4

Engineered for high-performance thread production, this M4 spiral flute tap is designed to excel in the most demanding stainless steel applications. The Dormer E239 Blue Ring Shark series delivers exceptional cutting action, reliable chip evacuation, and extended tool life, making it an indispensable choice for professionals who require consistent, high-quality threads in difficult materials. Whether you are working with austenitic or duplex stainless steels, this tap provides the precision and durability needed to achieve superior results with every pass.

- Manufactured from premium HSS-E-PM (high-speed steel with cobalt and powder metallurgy) for outstanding wear resistance and toughness

- Specialised Blue Ring coating minimises friction and heat build-up, allowing faster cutting speeds and longer tool life

- Spiral flute geometry ensures efficient chip removal upwards, preventing clogging and thread damage in blind holes

- Progressive back taper reduces torque during the threading process, improving accuracy and reducing the risk of tap breakage

- Optimised cutting edge design delivers clean, precise threads in a wide range of stainless steels, including work-hardening grades

- M4 size with standard pitch suitable for general engineering and high-tolerance applications

This tap is the reliable solution for demanding stainless steel threading tasks.

GTIN: 7320760664230