Dormer Solid Carbide Drill Bit 4.8mm Size 66mm Overall Length Titanium Aluminium Nitride Coating R4674.8

Dormer R4674.8 is a high-performance solid carbide drill bit sized at 4.8mm with a total length of 66mm, coated with titanium aluminium nitride for enhanced durability and heat resistance. This drill bit is engineered for precision drilling applications, particularly in stainless steels and heat-resistant superalloys.

The drill bit features two helical flutes facilitating efficient chip removal, combined with a right cutting direction and coolant-through design that supports high-speed drilling with sustained accuracy. Its 140° S-Shape 4-Facet Split Point geometrically enhances cutting efficiency with precise thin edge honing and a strong outer corner, ideal for demanding industrial purposes.

Constructed from premium micrograin carbide substrate, the R4674.8 model complies fully with DIN 6537 K standards, ensuring reliability in mechanical, manufacturing, and construction applications. The cylindrical 6mm shank allows easy mounting on compatible drill chucks or machines.

This drill bit is optimized for heavy-duty use in industrial workshops, mechanical engineering, fluid power systems, and laboratory environments requiring consistent and accurate hole drilling. Its titanium aluminium nitride finish protects against wear, extending service life and reducing downtime.

Solid carbide construction guarantees toughness and durability. Two flutes with helical design for smooth cutting and effective chip evacuation. Coolant through capability ensures thermal management during operation. Compliance with DIN 6537 K ensures manufacturing precision.

Manufactured in Brazil under strict quality control measures.

Set your operations up for success with the Dormer R4674.8 drill bit, an industrial-grade solution from a renowned brand in precision tooling. Explore EnvMart's broad catalog of high-quality Drill Bits for all your industrial drilling needs.