Dormer Solid Carbide Drill Bit 9mm Size, 103mm Overall Length, 10mm Cylindrical Shank, TiAlN Coating, Coolant Through R4639.0

Dormer R4639.0 solid carbide drill bit features a 9mm cutting diameter with an overall length of 103mm, engineered for demanding drilling tasks in stainless steels and heat-resistant super alloys. Constructed from premium micrograin solid carbide with a Titanium Aluminium Nitride (TiAlN) coating, it ensures long tool life and consistent performance in industrial machining operations.

This drill bit is designed with 2 helical flutes and a helical flute type, enhancing chip evacuation during drilling. It features the CTW™ unique flute construction with a continuously thinned web and rolled heel design. The S-Shape 4-Facet Split Point with precise thin edge honing and strong outer corner offers high accuracy and reliable hole quality with a 140° drill point angle.

The bit includes coolant-through capability that allows effective cooling during operation, extending the tool’s operating life. With a cylindrical 10mm shank and right-hand cutting direction, it fits standard drilling equipment used in mechanical, fluid power, and industrial tooling sectors.

Manufactured in Brazil, this drill bit complies with DIN 6537 K standards. It is ideal for industrial, manufacturing, and mechanical applications where high precision and reliability are required for drilling stainless steel and super alloys.

Constructed with premium solid carbide and TiAlN coating. Featuring helical flute design for efficient chip removal. Provides coolant-through feature for enhanced cooling. Designed for drilling stainless steel and heat resistant alloys.

Meets DIN 6537 K quality standards. Has a cylindrical shank for stable tool holding. Includes a 140° drill point angle for precise cutting. New product condition from Brazil origin. Explore the Dormer Drill Bits range on EnvMart for reliable industrial tooling solutions tailored to precision drilling requirements in various industrial environments.