What is this taper punch used for?

You use this taper punch to drive out and loosen pins, rivets, and bolts in mechanical and metalworking applications.

What are the dimensions of this punch?

The punch has a total length of 120 mm, a tip diameter of 4 mm, and a 10 mm octagonal shaft.

Does this tool include hand protection?

No, this model is designed without a hand guard.

Is this punch non-sparking?

No, this tool is made of hardened alloy tool steel and is not non-sparking.

What is the shape of the working tip?

It features a conical taper design, providing high stability and efficient impact force transmission.

RENNSTEIG 440 004 0 Impact, polished, dia. 4 mm

Name: RENNSTEIG 440 004 0 Impact, polished, dia. 4 mm
Brand: RENNSTEIG
SKU: 41170011
Price: 2.18 EUR
Availability: InStock

Supplier number: RENNSTEIG 440 004 0 | EAN 4049002002458

2.18 tax incl.

€1.80 excl. VAT (incl. all environmental contributions)

On stock - immediately available

Ordered before 20:00 - delivered tomorrow 06/10/2026
Shipping costs €11.99 VAT included | Free shipping for orders over a total amount of 125 euros
Delivery by DHL

✆ Talk to a specialist

Accurate driving of pins and rivets

Practical benefits

Rennsteig precision taper punch: The 4 mm conical tip provides direct alignment to drive out mechanical pins without jamming in the bore.
Safe splinter-free striking head: The specially treated safety impact head prevents mushrooming and dangerous metal spalling during repetitive heavy hammer strikes.
Through-hardened alloy tool steel: A sturdy 120 mm body delivers maximum impact transfer while resisting bending under demanding workshop applications.

In a nutshell

The right choise for

With the Rennsteig 440 004 0 taper punch, you drive out and loosen seized pins, rivets, and bolts with ease and precision. The 4 mm conical tip provides direct impact force transmission, allowing you to extract mechanical fasteners without damaging the surrounding material. Built from through-hardened alloy tool steel, the 120 mm body resists bending under demanding workshop use. The specially treated safety striking head prevents dangerous metal spalling and mushrooming during heavy hammer strikes. Whether you are disassembling mechanical components or aligning bolt holes in metal structures, this polished punch delivers total control and reliable performance.

Product information FAQ

€2.18

In stock - tax incl.

Key features according to our expert

Tip diameter: 4 mm
Length: 120 mm
Version: Conical
With hand protection: No
Non-sparking: No

Product description

Ground and polished surfaces
Rounded edges

All Features

Tip diameter: 4 mm
Length: 120 mm
Version: Conical
With hand protection: No
Non-sparking: No

Brand RENNSTEIG
41170011
EAN 4049002002458
Supplier number RENNSTEIG 440 004 0

Frequently asked questions about this product

Answered by specialists

What is this taper punch used for?: You use this taper punch to drive out and loosen pins, rivets, and bolts in mechanical and metalworking applications.
What are the dimensions of this punch?: The punch has a total length of 120 mm, a tip diameter of 4 mm, and a 10 mm octagonal shaft.
Does this tool include hand protection?: No, this model is designed without a hand guard.
Is this punch non-sparking?: No, this tool is made of hardened alloy tool steel and is not non-sparking.
What is the shape of the working tip?: It features a conical taper design, providing high stability and efficient impact force transmission.