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Dormer High Speed Cobalt Drill Bit, 4.2 mm Diameter, 75 mm Overall Length A9004.2

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Dormer High Speed Cobalt Drill Bit, 4.2 mm Diameter, 75 mm Overall Length A9004.2

Name: Dormer High Speed Cobalt Drill Bit, 4.2 mm Diameter, 75 mm Overall Length A9004.2
Brand: Dormer
SKU: 213323
Price: 18.48 USD
Availability: InStock

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Category Drill Bits Brand Dormer Condition New

Specifications

Country of Origin	France
Brand	Dormer
Material	High Speed Cobalt
Model	A9004.2
Finish	Bright (Uncoated)
Overall Length	75mm
Shank Type	Cylindrical
Shank Size	4.2mm
Drill Bit Size	4.2mm
Flute Type	Helical
Standards/Approvals	DINSI
Number of Flutes	6
Cutting Direction	Right
Drill Point Angle	130°
Drilling Length	43mm

Key Features

Constructed from high speed cobalt material for durability and heat resistance.
Features 6 helical flutes for efficient chip evacuation during drilling.
Bright, uncoated finish with a cylindrical shank shape for secure mounting.
130° drill point angle ensures excellent centring and reduced thrust force.
Drilling length of 43 mm suitable for deep hole machining up to six times the diameter.
Right-hand cutting direction optimized for use in most materials.
Manufactured to DIN338 standards for quality and reliability.
Produced in France ensuring high manufacturing standards.

Product Description

Dormer A9004.2 High Speed Cobalt Drill Bit is a precision-engineered drilling tool featuring a 4.2 mm diameter and an overall length of 75 mm, suitable for mechanical, manufacturing, and industrial applications.

Crafted from high speed cobalt (HSCo) material, this drill bit offers excellent heat resistance and durability, making it suitable for machining a wide range of materials.

The tool is designed with 6 helical flutes in a parabolic shape to enable rapid chip evacuation, allowing longer drill lengths without the need for pecking, improving efficiency and finish quality.

It features a bright, uncoated finish with a cylindrical shank that ensures easy and secure fitting into drilling machines and power tools.

The 130° special drill point geometry provides superior centring capability and reduces thrust forces during operation, minimizing operator fatigue and drill breakage risk thanks to the thicker web design.

With a drilling length of 43 mm, this jobber drill meets the DIN338 standard and is ideal for creating deep holes up to six times the diameter, commonly required in metalworking and fabrication environments.

Manufactured in France, the Dormer A9004.2 drill bit is optimized for use in industrial, manufacturing, automotive, metal fabrication, and mechanical workshops where high precision and tool longevity are critical.

High speed cobalt material construction ensures durability and heat resistance. 6 helical flutes support rapid chip removal and deep hole drilling. Bright, uncoated finish with cylindrical shank for reliable machine mounting.

130° drill point angle for excellent centring and reduced thrust. 43 mm drilling length suitable for jobs up to 6× diameter. Right-hand cutting direction for efficient operation. Manufactured to DIN338 standards for quality assurance.

Made in France under stringent manufacturing controls.

This drill bit is recommended for demanding drilling tasks requiring precision, robustness, and long tool life in various industrial and laboratory applications. Browse the complete Dormer drill bit range on EnvMart for matching sizes and series.

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