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Dormer Jobber Drill Bit Split Point Stainless Steel 4mm OL:75mm WL:43mm DOR400QS

Name: Dormer Jobber Drill Bit Split Point Stainless Steel 4mm OL:75mm WL:43mm DOR400QS
Brand: DORMER
SKU: DOR400QS
Price: 6.72 GBP
Availability: InStock

Sold by Trade Hut Direct and 5 other sellers

Product information

Description

General description

This high-speed steel (HSS) Dormer A108 Jobber Drill is specifically designed for drilling stainless steel and other tough materials. It features a split point for precise starting and reduced walking, along with a quick spiral helix that enables efficient swarf removal. Suitable for various DIY and professional applications, it provides reliable performance and durability.

Technical specifications

Material: High Speed Steel (HSS)

Tip diameter: 4.0mm

Working length: 43mm

Overall length: 75mm

Point angle: 135°

Flute type: Quick Helix, Right hand spiral

Number of flutes: 2

Surface treatment: Blue (Steam Oxide)

Shank diameter tolerance: f11

Point type: Split Point

Cutting direction: Right Hand

Coolant delivery: External

Standards met: DIN 338, BS 328, ISO 235

Compatibility and accessories

Compatible with standard drill chucks and drill presses

Suitable for drilling stainless steel, metal, and other hard materials

Installation

Insert the drill bit into a compatible drill chuck

Securely tighten the chuck to ensure stability during drilling

Use appropriate safety equipment and follow safety guidelines

Usage

Mark the drilling point on the material

Start drilling at a low speed to prevent slipping

Apply steady pressure and use coolant if necessary to reduce heat

Increase speed gradually for efficient drilling

Other information

Manufactured to high standards for durability and precision.

Features

Brand
DORMER
Diameter
4 mm
Weight
110 g
Material
Steel
Suitable for
Metal

Advice from

Drill buying guide

From hammer drills to drill drivers, your choice of drill will come down to the type of tasks you want to complete. For example, a cordless drill is better for driving screws while a corded drill is best suited to drilling. Read on for our tips on picking the right torque, RPM, impact rate, battery and chuck type.

Read our guide

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