BAHCO 4040M-16-17 knee spanner with Dynamic-Drive profile, chrome-plated, length 253 mm, 16 mm x 17 mm

Name: BAHCO 4040M-16-17 knee spanner with Dynamic-Drive profile, chrome-plated, length 253 mm, 16 mm x 17 mm
Brand: BAHCO
SKU: 41850590
Price: 34.2 EUR
Availability: PreOrder

Supplier number: BAHCO 4040M-16-17 | EAN 7314151078317

Recommended Retail Price €64.43

34.20 tax incl.

€28.26 excl. VAT (incl. all environmental contributions)

On order: delivered from 19/10/2026

Ordered before 20:00 - delivered as of 19/10/2026
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.

✆ Talk to a specialist

Effortless reach in tight spaces

Practical benefits

Flexible Bahco 4040M-16-17 joints: You easily access fasteners in awkward spots because both socket heads swivel 180° for optimal working angles.
Protection for your fasteners: The 12-point Dynamic-Drive profile distributes torque evenly across flats, preventing you from rounding off nuts and bolts.
Durable alloy steel construction: Engineered with high-performance alloy steel and a micro-matte chrome finish, it provides you with dependable corrosion resistance.

In a nutshell

The right choise for

With the Bahco 4040m-16-17 flex-head wrench, you easily access fasteners in awkward and restricted spaces. Whether working in tight engine bays, around machinery or on complex pipe assemblies, both socket heads swivel up to 180° to provide the optimal working angle. Combining 16 mm and 17 mm metric sizes in one compact tool, it eliminates the need for extra extensions. The 12-point Dynamic-Drive profile grips the flats of nuts and bolts to prevent corner rounding and premature wear. Crafted from high-performance alloy steel with a micro-matte chrome finish, this durable double socket wrench delivers dependable corrosion resistance for demanding professional maintenance tasks.

Product information FAQ

€34.20

tax incl.

Key features according to our expert

Width across flats 1: 16 mm
Width across flats 2: 17 mm
Key type: Socket wrench
Length: 279 mm

Product description:

Double ended flex-head wrenches with double hexagon sockets in metric sizes
Material: High performance alloy steel
Chrome plated Micro Matt finishing provides high quality surface
12 points Dynamic-Drive Profile provides longer life for screws and nuts
Both heads 180º swivelling. New design of the sockets for better accessibility
Retail packed on a plastic card

All Features

Width across flats 1: 16 mm
Width across flats 2: 17 mm
Key type: Socket wrench
Length: 279 mm
Width head 2 mm (d2): 22,8 mm
Width head 1 mm (d1): 21,6 mm
Length mm (l): 253 mm
Weight g: 209 g
Size mm: 16x17 mm

Brand BAHCO
41850590
EAN 7314151078317
Supplier number BAHCO 4040M-16-17
Warranty Lifetime warranty on Bahco? Or limited in time? Read more about it here.

Frequently asked questions about this product

Answered by specialists

What sizes does this flex-head wrench have?: This double flex-head wrench features a 16 mm socket on one end and a 17 mm socket on the other.
How far can the socket heads pivot?: Both heads swivel up to 180° to provide optimal access in hard-to-reach areas.
What are the benefits of the Dynamic-Drive profile?: The 12-point profile grips the flats of fasteners instead of the corners, reducing wear and damage.
What material is this wrench made from?: It is manufactured from high-performance alloy steel with a micro-matte chrome-plated finish.