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Dormer High Speed Cobalt Drill Bit, 75mm Overall Length, 4mm Diameter, Helical 6-Flute, Cylindrical Shank A9004.0

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Dormer High Speed Cobalt Drill Bit, 75mm Overall Length, 4mm Diameter, Helical 6-Flute, Cylindrical Shank A9004.0

Name: Dormer High Speed Cobalt Drill Bit, 75mm Overall Length, 4mm Diameter, Helical 6-Flute, Cylindrical Shank A9004.0
Brand: Dormer
SKU: 213322
Price: 17.95 USD
Availability: InStock

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Category Drill Bit Brand Dormer Condition New

Specifications

Country of Origin	France
Brand	Dormer
Material	High Speed Cobalt
Model	A9004.0
Finish	Bright (Uncoated)
Overall Length	75mm
Shank Type	Cylindrical
Shank Size	4mm
Drill Bit Size	4mm
Flute Type	Helical
Standards/Approvals	DINSI
Number of Flutes	6
Cutting Direction	Right
Drill Point Angle	130°
Drilling Length	43mm

Key Features

Manufactured from high speed cobalt for durability and heat resistance.
Features 6 helical flutes for rapid chip evacuation.
Cylindrical shank with bright (uncoated) finish for secure grip.
Right cutting direction with 130° drill point angle for excellent centering.
Parabolic flute design minimizes need for pecking during deep hole drilling.
Complies with DIN338 standards ensuring quality and consistency.
Drilling length of 43mm provides effective material penetration.
Designed for machining deep holes in a wide range of materials up to 6 times the diameter.

Product Description

Dormer A9004.0 High Speed Cobalt Drill Bit, 75mm overall length and 4mm diameter, is engineered for demanding drilling applications requiring precision and durability in industrial, mechanical, and manufacturing settings.

Constructed from premium high speed cobalt material, this drill bit offers exceptional heat resistance and long service life. The 6 helical flutes are designed to facilitate rapid chip removal, improving drilling efficiency and reducing downtime.

The cylindrical shank with a bright uncoated finish ensures secure mounting in drill chucks, while the right-handed cutting direction and 130° special point geometry enable precise centering and reduced thrust during operation. Its parabolic flute design further allows deeper hole drilling without the need for pecking, making it suitable for machining tough metals and alloys.

This drill bit conforms to DIN338 standards and features a thicker web design for increased structural strength, significantly lowering the risk of breakage during high-performance drilling tasks.

Manufactured from high speed cobalt for superior durability and heat resistance. Six helical flutes ensure effective chip evacuation for fast and clean drilling. Right-hand cutting direction and 130° point angle provide excellent centering capabilities.

Cylindrical shank with bright finish for easy and reliable mounting. Parabolic flute design allows for deep hole machining up to six times the bit diameter with reduced pecking. Thicker web improves structural strength, reducing breakage risk during use.

Complies with DIN338 quality and dimensional standards. Ideal for industrial, mechanical, and manufacturing drilling applications involving metals and other hard materials.

This product is made in France, ensuring adherence to strict manufacturing and quality standards. It is well-suited for professional workshops, manufacturing units, and machining operations requiring reliability and consistent performance.

Explore Dormer’s range of precision Drill Bits to find the right tool for your application on EnvMart.