What drive size does this impact socket use?

The Bahco K7801M-17 features a 1/2" square drive designed for 17 mm hexagonal fasteners.

Can this socket be used with power impact wrenches?

Yes, this impact socket is built for machine operation with pneumatic and cordless impact wrenches.

What is the overall length of this socket?

The overall length of this standard impact socket is 38 mm.

What is the purpose of the phosphated finish?

The phosphate finish provides increased corrosion resistance and surface protection under heavy-duty use.

What are the benefits of the Dynamic-Drive profile?

The Dynamic-Drive profile grips fastener flanks instead of corners to prevent rounding and damage to bolt heads.

BAHCO K7801M-17 percussion cap 1/2" hexagonal phosphated 17 mm

Name: BAHCO K7801M-17 percussion cap 1/2" hexagonal phosphated 17 mm
Brand: BAHCO
SKU: 41851159
Price: 8.2 EUR
Availability: InStock

Supplier number: BAHCO K7801M-17 | EAN 7314151779115

Recommended Retail Price €15.65

8.20 tax incl.

€6.78 excl. VAT (incl. all environmental contributions)

On stock - immediately available | we have 2 products in stock.

Ordered before 20:00 - delivered tomorrow 10/10/2026
Shipping costs €11.99 VAT included | Free shipping for orders over a total amount of 125 euros
Delivery by DHL
Lifetime warranty on Bahco? Or limited in time? Read more about it here.
Delivered from Belgium

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High torque efficiency with Bahco sockets

Practical benefits

Reduced fastener wear: The Dynamic-Drive profile distributes force evenly across contact surfaces, so you prevent rounding and damage to nuts and bolts.
Built for high torque: Made from high-performance alloy steel, this 17 mm impact socket reliably withstands heavy mechanical loads on demanding jobs.
Durable phosphate finish: The protective phosphate coating ensures effective resistance against rust and everyday wear in tough workshop environments.

In a nutshell

The right choise for

With the Bahco K7801m-17 impact socket, you tackle heavy-duty assembly and wheel maintenance with full confidence on your impact wrench. Built from high-performance alloy steel, this 17 mm socket with a 1/2" drive reliably withstands extreme torque loads during demanding mechanical tasks. The Dynamic-Drive hexagonal profile distributes force across fastener flanks to prevent rounding and damage to bolt heads and nuts. Measuring a compact 38 mm in length, it gives you easy access in tight workspaces, while the robust phosphated finish ensures long-lasting resistance against wear and corrosion.

Product information FAQ

€8.20

In stock - tax incl.

Key features according to our expert

Socket size: 17 mm
Connection size: 1/2"
Length: 38 mm
Type of drive profile (socket): Hexagonal

Product description:

DIN 3129, ISO 2725
Drive: 1/2" DIN 3121-G 12,5 ISO 1174
Finish: Black finish
Material: High performance alloy steel
To be used with machines
For maximum safety, use clamping springs

All Features

Socket size: 17 mm
Connection size: 1/2"
Length: 38 mm
Type of drive profile (socket): Hexagonal
Socket width mm (d1): 26 mm
Size mm: 17 mm
Weight g: 130 g
Width square drive mm (d2): 30 mm
Clamping spring: K560F-5
Length mm (l): 38 mm
Norm: DIN 3129 / ISO 2725 / DIN 3121-G 12,5 / ISO 1174
Depth ball-bearing mm (t): 9 mm

Brand BAHCO
41851159
EAN 7314151779115
Supplier number BAHCO K7801M-17
Warranty Lifetime warranty on Bahco? Or limited in time? Read more about it here.

Frequently asked questions about this product

Answered by specialists

What drive size does this impact socket use?: The Bahco K7801M-17 features a 1/2" square drive designed for 17 mm hexagonal fasteners.
Can this socket be used with power impact wrenches?: Yes, this impact socket is built for machine operation with pneumatic and cordless impact wrenches.
What is the overall length of this socket?: The overall length of this standard impact socket is 38 mm.
What is the purpose of the phosphated finish?: The phosphate finish provides increased corrosion resistance and surface protection under heavy-duty use.
What are the benefits of the Dynamic-Drive profile?: The Dynamic-Drive profile grips fastener flanks instead of corners to prevent rounding and damage to bolt heads.