Which materials is this diamond file suitable for?

It is designed for machining hard materials, including hardened steel with a hardness from 54 HRC.

What are the dimensions of this flat blunt machinist file?

The file has a length of 125 mm, a width of 11.2 mm, and a thickness of 4.2 mm.

What grit size does the DF 1112/125 D 126 feature?

It features grit size D126 (medium), which is ideal for precise smoothing and fine adjustments.

Does this file come with a handle?

Yes, this diamond machinist file is supplied with an ergonomic file handle for comfortable use.

How should this diamond file be cleaned and maintained?

Clean the file regularly using a file brush and petroleum or an antistatic cleaner to prevent clogging.

PFERD DF 1112/125 D 126 diamond workshop file flat blunt 125 mm D126 (medium) for hard materials - 15401126

Name: PFERD DF 1112/125 D 126 diamond workshop file flat blunt 125 mm D126 (medium) for hard materials - 15401126
Brand: PFERD
SKU: 41050265
Price: 217.45 EUR
Availability: InStock

Supplier number: PFERD 15401126 | EAN 4007220255131

217.45 tax incl.

€179.71 excl. VAT (incl. all environmental contributions)

On stock - immediately available

Ordered before 20:00 - delivered as of 05/10/2026
Free shipping
Delivery by DHL

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Smooth finishing on hard materials

Practical benefits

Efficient on hardened steel: The D126 diamond grit allows you to smooth hard surfaces starting from 54 HRC with ease.
Ergonomic grip and control: The included ergonomic file handle provides a secure hold so you can work accurately without fatigue.
Extended DF 1112/125 lifespan: Low working temperatures prevent chemical wear, allowing the robust diamond grain to maintain its sharpness longer.

In a nutshell

The right choise for

With the Pferd df 1112/125 D 126 diamond machinist file, you easily shape and smooth extremely hard materials where conventional files fail. The D126 diamond grit delivers effective material removal and a uniform finish on hardened steel starting from 54 HRC. Featuring a flat blunt profile with a length of 125 mm, width of 11.2 mm, and thickness of 4.2 mm, it allows you to work accurately on flat surfaces and straight edges. Low operating temperatures prevent chemical wear, keeping the diamond coating sharp over extended use. In addition, the supplied ergonomic file handle provides a comfortable and secure grip for precise control.

Product information FAQ

€217.45

In stock - tax incl.

Key features according to our expert

Length: 125 mm
Thickness: 4,2 mm
Grit size: D126
Form: Flat
File type: Workshop file
Application: Smoothing
For material: Steel with hardness from 54HRC
Width: 11,2 mm

Product description

PFERD Diamond machinist's file hand 125 mm D126 (medium) for hard materials

Characteristics

Diamond files and sheets are used for tasks where conventional files fail due to the hardness of the material being worked on
Diamond files and sheets are also used for processing hardened steel
The working temperatures are so low that no chemical wear occurs
This allows the higher hardness of the diamond grain to be exploited for a longer tool life
Diamond machinist's files are used in many industries, such as the manufacturing of large tools
They are supplied with ergonomic file handles
Diamond machinist's files are supplied with ergonomic file handles

All Features

Length: 125 mm
Thickness: 4,2 mm
Grit size: D126
Form: Flat
File type: Workshop file
Application: Smoothing
For material: Steel with hardness from 54HRC
Width: 11,2 mm
Processing tasks: Deburring
Length, trim: 110
Workable materials: Abrasive materials

Brand PFERD
41050265
EAN 4007220255131
Supplier number PFERD 15401126

Frequently asked questions about this product

Answered by specialists

Which materials is this diamond file suitable for?: It is designed for machining hard materials, including hardened steel with a hardness from 54 HRC.
What are the dimensions of this flat blunt machinist file?: The file has a length of 125 mm, a width of 11.2 mm, and a thickness of 4.2 mm.
What grit size does the DF 1112/125 D 126 feature?: It features grit size D126 (medium), which is ideal for precise smoothing and fine adjustments.
Does this file come with a handle?: Yes, this diamond machinist file is supplied with an ergonomic file handle for comfortable use.
How should this diamond file be cleaned and maintained?: Clean the file regularly using a file brush and petroleum or an antistatic cleaner to prevent clogging.