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Draper Step Drill Bit Set, 4-20mm (Model 71220)

Name: Draper Step Drill Bit Set, 4-20mm (Model 71220)
Brand: DRAPER
SKU: PTASDB
Price: 15.69 GBP
Availability: InStock

Sold by GravaHaus and 1 other seller

Product information

Description

General description

This step drill bit is designed for versatile drilling into various materials including steel, brass, copper, aluminium, wood, and plastics. It features a tapered design with multiple steps, allowing for precise hole sizes without changing bits. The drill bit is made from high-speed steel, ensuring durability and a longer lifespan. It is marked with graduations at 2mm intervals, ranging from 4mm to 20mm, for accurate drilling.

Technical specifications

Material: High-speed steel (HSS)

Diameter range: 4mm to 20mm

Step increments: 2mm

Number of steps: 9 (4, 6, 8, 10, 12, 14, 16, 18, 20mm)

Application: Steel, brass, copper, aluminium, wood, plastics

Compatibility and accessories

Compatible with standard drill chucks

Suitable for use with electric drills and drill presses

Installation

Insert the drill bit into the drill chuck and tighten securely

Ensure the drill is set to the appropriate speed for the material being drilled

Usage

Mark the desired hole position on the material

Start drilling at a low speed, gradually increasing as needed

Apply steady pressure without forcing the drill

Other information

Display packed for easy storage and handling

Features

Brand
DRAPER
Warranty
1 year(s)
Shank type
Cylindrical
Compatible machine
Drill
Suitable for
Wood

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

Visit the DRAPER store

Draper was was started in 1919 when the founder, Bert Draper, made the purchase of the original warehouse. Today the Draper brand is known around the world for its core range of quality tools.

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